56 reviewed model records

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Find models that meet your actual constraints, then compare their context, capabilities, pricing, distribution, and lifecycle side by side. Every model card links back to a first-party source.

No sponsored rankingsNo login or API keyLatest fact review September 11, 2026

56 comparison records · Browse all model articles. Article coverage is broader than the reviewed tool catalog. Prices, capabilities, and lifecycle each have their own source and checked date.

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3 of 4 selected

Side-by-side comparison of GPT-5.6 Terra, Claude Sonnet 5, Gemini 3.6 Flash
Attribute	OpenAI GPT-5.6 Terra	Anthropic Claude Sonnet 5	Google Gemini 3.6 Flash
Lifecycle	Active No retirement announced	Active Available until at least Jun 30, 2027	Active No retirement announced
API / checkpoint ID	`gpt-5.6-terra`	`claude-sonnet-5`	`gemini-3.6-flash`
Release date	Jul 9, 2026	Jun 30, 2026	Jul 21, 2026
Knowledge cutoff	February 16, 2026	January 2026	Not published
Distribution	Hosted API	Hosted API	Hosted API
Context window	1.05M tokensLargest	1M tokens	1.05M tokens
Maximum output	128K tokens	128K tokens	65.5K tokens
Modalities	text, image to text	text, image, pdf to text	text, image, video, audio, pdf to text
Capabilities	reasoningfunction callingstructured outputsstreamingtool use	adaptive thinkingvisiontool useprompt cachingbatch processing	thinkingfunction callingstructured outputscode executionsearch groundingcontext caching
Standard text price	$2 input / $12 output USD per 1M tokens Price checked 2026-09-11 Higher rates above 272K input tokens ($4 input / $18 output).	$2 input / $10 output USD per 1M tokens Price checked 2026-09-11 These are standard prices. The previously announced September 1 increase was cancelled.	$0.75 input / $3.75 outputLowest input USD per 1M tokens Price checked 2026-09-11 $0.75/$3.75 through Dec 31, 2026, then $1.50/$7.50 Rates observed September 11; the pricing page does not state when the discount began. Cache storage and grounding are additional charges.
Open-weight details	Hosted API only	Hosted API only	Hosted API only
Caveats	None noted	None noted	The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.
Official source	GPT-5.6 Terra model card	Claude models overview	Gemini 3.6 Flash model card

Matching models

38 of 56 reviewed records

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Anthropic

Claude Fable 5

claude-fable-5

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $10 / $50
Released: Jun 9, 2026
Knowledge cutoff: January 2026

Base Claude API price; regional and partner-platform charges can differ.

US export controls forced a global suspension of Fable 5 and Mythos 5 from June 12 to June 30, 2026; access was restored on July 1, 2026. Availability and data-retention eligibility can vary.

Available until at least Jun 9, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Haiku 4.5

claude-haiku-4-5-20251001

Active

Context: 200K
Max output: 64K
Distribution: Hosted API
Input / output price: $1 / $5
Released: Oct 15, 2025
Knowledge cutoff: February 2025

Base Claude API price; regional and partner-platform charges can differ.

The dated API ID is pinned. The shorter claude-haiku-4-5 value is a convenience alias.

Available until at least Oct 15, 2026

text inputimage inputpdf inputextended thinkingvisiontool use

Official source

Anthropic

Claude Mythos 5

claude-mythos-5

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $10 / $50
Released: Jun 9, 2026
Knowledge cutoff: January 2026

Anthropic lists the same specs and pricing as Claude Fable 5.

Not generally available: offered in limited availability to approved Project Glasswing customers for defensive cybersecurity work. Also covered by the June 12 to June 30, 2026 export-control suspension; access was restored July 1, 2026.

No retirement announced

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Opus 4.5

claude-opus-4-5-20251101

Active

Context: 200K
Max output: 64K
Distribution: Hosted API
Input / output price: $5 / $25
Released: Nov 24, 2025
Knowledge cutoff: May 2025

Anthropic's lifecycle table lists this model as active with a not-sooner-than commitment; the models overview groups it under legacy models.

Available until at least Nov 24, 2026

text inputimage inputpdf inputextended thinkingvisiontool use

Official source

Anthropic

Claude Opus 4.6

claude-opus-4-6

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $5 / $25
Released: Feb 5, 2026
Knowledge cutoff: May 2025

Anthropic's lifecycle table lists this model as active with a not-sooner-than commitment; the models overview groups it under legacy models.

Available until at least Feb 5, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Opus 4.7

claude-opus-4-7

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $5 / $25
Released: Apr 16, 2026
Knowledge cutoff: January 2026

Anthropic's lifecycle table lists this model as active with a not-sooner-than commitment; the models overview groups it under legacy models. Fast mode was deprecated June 25, 2026, with removal on July 24, 2026.

Available until at least Apr 16, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Opus 4.8

claude-opus-4-8

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $5 / $25
Released: May 28, 2026
Knowledge cutoff: January 2026

Base Claude API price; regional and partner-platform charges can differ.

Available until at least May 28, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Sonnet 4.5

claude-sonnet-4-5-20250929

Active

Context: 200K
Max output: 64K
Distribution: Hosted API
Input / output price: $3 / $15
Released: Sep 29, 2025
Knowledge cutoff: January 2025

Anthropic's lifecycle table lists this model as active with a not-sooner-than commitment; the models overview groups it under legacy models.

Available until at least Sep 29, 2026

text inputimage inputpdf inputextended thinkingvisiontool use

Official source

Anthropic

Claude Sonnet 4.6

claude-sonnet-4-6

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $3 / $15
Released: Feb 17, 2026
Knowledge cutoff: August 2025

Anthropic's lifecycle table lists this model as active with a not-sooner-than commitment; the models overview groups it under legacy models.

Available until at least Feb 17, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

Anthropic

Claude Sonnet 5

claude-sonnet-5

Active

Context: 1M
Max output: 128K
Distribution: Hosted API
Input / output price: $2 / $10
Released: Jun 30, 2026
Knowledge cutoff: January 2026

These are standard prices. The previously announced September 1 increase was cancelled.

Available until at least Jun 30, 2027

text inputimage inputpdf inputadaptive thinkingvisiontool use

Official source

DeepSeek

DeepSeek-V4.1-Flash

deepseek-flash

Active

Context: 1M
Max output: 384K
Distribution: API and downloadable weights
Input / output price: $0.30 / $1.20
Released: Sep 10, 2026
Knowledge cutoff: Not published

Peak rates used for planning. Off-peak input/cache/output: $0.15/$0.003/$0.60. Peak hours: Monday-Friday 01:00-04:00 and 06:00-10:00 UTC; all other hours are half price.

API model ID is deepseek-flash. Generic dense-transformer memory formulas do not model this architecture accurately.

No retirement announced

text inputimage inputreasoningtool usestructured outputs

Official source

Google

Gemini 2.5 Flash

gemini-2.5-flash

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $0.30 / $2.50
Released: Jun 17, 2025
Knowledge cutoff: Not published

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 2.5 Flash-Lite

gemini-2.5-flash-lite

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $0.10 / $0.40
Released: Jul 22, 2025
Knowledge cutoff: Not published

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 2.5 Pro

gemini-2.5-pro

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $1.25 / $10
Released: Jun 17, 2025
Knowledge cutoff: Not published

Higher rates above 200K input tokens ($2.50 input / $15 output).

Paid-tier price for prompts up to 200K tokens. Longer prompts use higher input and output rates.

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 3.5 Flash

gemini-3.5-flash

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $1.50 / $9
Released: May 19, 2026
Knowledge cutoff: Not published

Paid-tier text/image/video input price; feature charges are separate.

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 3.5 Flash-Lite

gemini-3.5-flash-lite

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $0.30 / $2.50
Released: Jul 21, 2026
Knowledge cutoff: Not published

Paid-tier text/image/video input price; feature charges are separate. Context caching is paid-tier only (plus $1.00 per 1M tokens per hour of cache storage).

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 3.6 Flash

gemini-3.6-flash

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $0.75 / $3.75
Released: Jul 21, 2026
Knowledge cutoff: Not published

$0.75/$3.75 through Dec 31, 2026, then $1.50/$7.50

Rates observed September 11; the pricing page does not state when the discount began. Cache storage and grounding are additional charges.

The current Gemini API deprecation table has no shutdown date for this model. Model and service limits remain subject to the linked documentation.

No retirement announced

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemini 3.8 Flash

gemini-3.8-flash

Active

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $0.75 / $3.75
Released: Sep 2, 2026
Knowledge cutoff: Not published

$0.75/$3.75 through Dec 31, 2026, then $1.50/$7.50

Rates observed September 11; the pricing page does not state when the discount began. Cache storage and grounding are additional charges.

No retirement announced

text inputimage inputaudio inputvideo inputpdf inputthinkingfunction callingstructured outputs

Official source

Google

Gemma 4 31B

gemma-4-31b-it

Active

Context: 256K
Max output: Not published
Distribution: API and downloadable weights
Input / output price: Varies by host
Released: Apr 2, 2026
Knowledge cutoff: Not published

Open-weight hosting has no universal price or output cap. The first-party Gemini API deployment can have separate service limits.

No retirement announced

text inputimage inputreasoningfunction callingcoding

Official source

OpenAI

GPT-5.4

gpt-5.4

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $2.50 / $15
Released: Not published
Knowledge cutoff: August 31, 2025

Higher rates above 272K input tokens ($5 input / $22.50 output).

Positioned by OpenAI as the affordable coding and professional-work model. No published launch date; the dated snapshot id suggests March 5, 2026.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-5.4-mini

gpt-5.4-mini

Active

Context: 400K
Max output: 128K
Distribution: Hosted API
Input / output price: $0.75 / $4.50
Released: Not published
Knowledge cutoff: August 31, 2025

No published launch date; the dated snapshot id suggests March 17, 2026.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-5.4-nano

gpt-5.4-nano

Active

Context: 400K
Max output: 128K
Distribution: Hosted API
Input / output price: $0.20 / $1.25
Released: Not published
Knowledge cutoff: August 31, 2025

No published launch date; the dated snapshot id suggests March 17, 2026.

No retirement announced

text inputimage inputfunction callingstructured outputsstreaming

Official source

OpenAI

GPT-5.5

gpt-5.5

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $5 / $30
Released: Not published
Knowledge cutoff: December 1, 2025

Higher rates above 272K input tokens ($10 input / $45 output).

Still sold and priced, but no longer shown on OpenAI's models index. OpenAI has not published a launch date; the dated snapshot id suggests April 23, 2026.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-5.6 Luna

gpt-5.6-luna

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $0.20 / $1.20
Released: Jul 9, 2026
Knowledge cutoff: February 16, 2026

Higher rates above 272K input tokens ($0.40 input / $1.80 output).

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-5.6 Sol

gpt-5.6-sol

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $4 / $20
Released: Jul 9, 2026
Knowledge cutoff: February 16, 2026

Higher rates above 272K input tokens ($8 input / $30 output).

Promotional rates are available at least through November 21, 2026. Later rates have not been committed; projections hold these rates constant.

The gpt-5.6 alias currently resolves to Sol; aliases are mutable, so pin gpt-5.6-sol when reproducibility matters.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-5.6 Terra

gpt-5.6-terra

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $2 / $12
Released: Jul 9, 2026
Knowledge cutoff: February 16, 2026

Higher rates above 272K input tokens ($4 input / $18 output).

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

GPT-6 Astra

gpt-6-astra

Active

Context: 1.05M
Max output: 128K
Distribution: Hosted API
Input / output price: $10 / $50
Released: Not published
Knowledge cutoff: April 30, 2026

Higher rates above 272K input tokens ($20 input / $75 output).

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

xAI

Grok 4.3

grok-4.3

Active

Context: 1M
Max output: Not published
Distribution: Hosted API
Input / output price: $1.25 / $2.50
Released: Not published
Knowledge cutoff: Not published

Higher rates at or above 200K input tokens ($2.50 input / $5 output).

The official model page lists no maximum output limit or committed retirement date. Alias mappings can change; use the explicit model ID.

No retirement announced

text inputimage input

Official source

xAI

Grok 4.5

grok-4.5

Active

Context: 500K
Max output: Not published
Distribution: Hosted API
Input / output price: $2 / $6
Released: Jul 16, 2026
Knowledge cutoff: February 1, 2026

Higher rates at or above 200K input tokens ($4 input / $12 output).

The official model page lists no maximum output limit or committed retirement date. Alias mappings can change; use the explicit model ID.

No retirement announced

text inputimage input

Official source

xAI

Grok Build 0.1

grok-build-0.1

Active

Context: 256K
Max output: Not published
Distribution: Hosted API
Input / output price: $1 / $2
Released: Not published
Knowledge cutoff: Not published

Higher rates at or above 200K input tokens ($2 input / $4 output).

The official model page lists no maximum output limit or committed retirement date. Alias mappings can change; use the explicit model ID.

No retirement announced

text inputimage inputcoding

Official source

Mistral AI

Mistral Large 3

mistral-large-2512

Active

Context: 256K
Max output: Not published
Distribution: API and downloadable weights
Input / output price: $0.50 / $1.50
Released: Dec 2, 2025
Knowledge cutoff: Not published

First-party Mistral API price. Cached-input and batch figures are derived from Mistral's published 90 percent cache discount and 50 percent batch discount.

mistral-large-latest is a rolling alias. The published model card does not specify a separate maximum-output limit.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

Mistral AI

Mistral Medium 3.5

mistral-medium-3-5

Active

Context: 256K
Max output: Not published
Distribution: API and downloadable weights
Input / output price: $1.50 / $7.50
Released: Apr 28, 2026
Knowledge cutoff: Not published

First-party Mistral API price. Cached-input and batch figures are derived from Mistral's published 90 percent cache discount and 50 percent batch discount.

Mistral publishes dateless IDs only (mistral-medium-3-5 plus the mistral-medium-3 and mistral-medium-latest aliases); the release date and license wording come from the model card alone.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

Mistral AI

Mistral Small 4

mistral-small-2603

Active

Context: 256K
Max output: Not published
Distribution: API and downloadable weights
Input / output price: $0.15 / $0.60
Released: Mar 16, 2026
Knowledge cutoff: Not published

First-party Mistral API price; self-hosting cost is deployment-specific. Cached-input and batch figures are derived from Mistral's published 90 percent cache discount and 50 percent batch discount.

mistral-small-latest is a rolling alias. The published model card does not specify a separate maximum-output limit.

No retirement announced

text inputimage inputreasoningfunction callingstructured outputs

Official source

OpenAI

gpt-oss-120b

gpt-oss-120b

Active

Context: 131.1K
Max output: 131.1K
Distribution: Open weights
Input / output price: Varies by host
Released: Aug 5, 2025
Knowledge cutoff: Not published

Open weights have no universal token price. Hosting cost, quantization, context limits, and throughput depend on the deployment.

No retirement announced

text inputreasoningfunction callingstructured outputs

Official source

OpenAI

gpt-oss-20b

gpt-oss-20b

Active

Context: 131.1K
Max output: 131.1K
Distribution: Open weights
Input / output price: Varies by host
Released: Aug 5, 2025
Knowledge cutoff: Not published

Open weights have no universal token price. Hosting cost, quantization, context limits, and throughput depend on the deployment.

No retirement announced

text inputreasoningfunction callingstructured outputs

Official source

Llama 4 Maverick

llama-4-maverick

Active

Context: 1M
Max output: Not published
Distribution: Open weights
Input / output price: Varies by host
Released: Apr 5, 2025
Knowledge cutoff: Not published

Llama is open-weight under Meta's custom community license, not OSI open source. Hosted providers can impose different limits.

No retirement announced

text inputimage inputmixture of expertsmultilingualself-hosting

Official source

Llama 4 Scout

llama-4-scout

Active

Context: 10M
Max output: Not published
Distribution: Open weights
Input / output price: Varies by host
Released: Apr 5, 2025
Knowledge cutoff: Not published

Llama is open-weight under Meta's custom community license, not OSI open source. Hosted providers may expose a smaller context window.

No retirement announced

text inputimage inputmixture of expertsmultilingualself-hosting

Official source

Google

Gemini 3.1 Pro Preview

gemini-3.1-pro-preview

Preview

Context: 1.05M
Max output: 65.5K
Distribution: Hosted API
Input / output price: $2 / $12
Released: Feb 19, 2026
Knowledge cutoff: Not published

Higher rates above 200K input tokens ($4 input / $18 output).

Paid-tier price for prompts up to 200K tokens. Longer prompts use higher input and output rates.

Preview models can change or retire on shorter notice. gemini-pro-latest is a rolling alias, not a pinned release.

No retirement date published

text inputimage inputvideo inputaudio inputpdf inputthinkingfunction callingstructured outputs

Official source

Specifications narrow a shortlist; they do not rank quality.

Benchmarks, latency, rate limits, regional availability, safety behavior, and real workload quality still require testing. For workload-specific token costs, use the API cost and context planner.

Method and limits

Facts are versioned; aliases and prices can move

The catalog is reviewed field by field; the latest review was September 11, 2026. Untouched fields retain their earlier checked dates. It preserves model IDs, effective dates, caveats, and source links rather than silently treating a rolling alias as a permanent checkpoint.

Prices shown are standard base text-token rates where the provider publishes one. Long-context tiers, regions, caching, batches, media, tools, fine-tuning, and hosted open-model prices may differ. Confirm the linked source before committing a budget or migration.

Editorial comparisons

The finder compares published specifications. These wiki articles add the qualitative context: strengths, pricing history, and deployment tradeoffs.

Questions about comparing AI models

What does the AI model comparison include?

The finder compares first-party published facts: lifecycle state, model or deployment ID, context window, maximum output, input and output modalities, selected capabilities, standard text-token pricing, distribution, parameter counts, and licenses where applicable.

Does the cheapest model always cost less for a real workload?

No. Token counts, prompt caching, batch discounts, long-context tiers, tool calls, images, audio, reasoning tokens, retries, and provider-specific fees can change the bill. Use the linked cost planner with a realistic workload.

Does open-weight mean open-source?

Not necessarily. Open-weight means downloadable model weights are available. Each model still has its own license, and some community licenses impose conditions that differ from standard open-source licenses.

Which model is best?

There is no universal winner. This tool narrows models by documented constraints; it does not invent one composite quality score. Test the finalists on representative prompts and measure quality, latency, reliability, and total cost.

Benchmark SWE-bench MMLU ARC-AGI Humanity's Last Exam Chatbot Arena Artificial Analysis Open-source AI Context window Large language model

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Matching models

Facts are versioned; aliases and prices can move

Editorial comparisons

Questions about comparing AI models

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