Models

Every model with a recorded change, from releases to retirements. 164 models from 10 companies.

All companies Anthropic DeepSeek Google Meta Microsoft Mistral AI Moonshot AI OpenAI SpaceXSI Z.ai

All families Claude Fable Claude Haiku Claude Mythos Claude Opus Claude Sonnet DALL-E DeepSeek V4 Gemini GLM GPT Image GPT Realtime GPT-4.x GPT-5.x GPT-6 GPT-Live Grok Grok Voice Kimi MAI-Code Muse OpenAI o-series Sora Veo

Available Retired (42)All

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Showing 122 models. Most popular is estimated US search interest over recent months, as of Oct 24, 2026. Searches for a family name count toward its current versions, and an older version ranks below the one that replaced it.

GPT-6 Astra
Model at OpenAI · GPT-6 family
New release: Perplexity Agent API lists GPT-6 Astra at $10 per million input tokens · 3d
Kimi K3
Model at Moonshot AI · Kimi family
New release: Kimi K3.1 Pro and K3.1 Pro Highspeed released · 1w
DeepSeek-V4.1-Flash
Model at DeepSeek · DeepSeek V4 family
Benchmark: Vals Index: Muse Wonder Full fourth, DeepSeek V4.1 Flash 1017 eighth at $0.66 per test · 1w
Nano Banana Pro (Gemini 3 Pro Image)
Model at Google · Gemini family
Retiring: Nano Banana image models go GA, preview IDs to shut down June 25 · May 28, 2026
Claude Opus 5.5
Model at Anthropic · Claude Opus family
Limits change: Perplexity Agent API xhigh effort raises max steps from 100 to 300 · 3d
Grok 4.7
Model at SpaceXSI · Grok family
Benchmark: Vals Index: Muse Wonder Full fourth, DeepSeek V4.1 Flash 1017 eighth at $0.66 per test · 1w
GLM-5.3
Model at Z.ai · GLM family
Benchmark: Vals Index: Muse Wonder Full fourth, DeepSeek V4.1 Flash 1017 eighth at $0.66 per test · 1w
Muse Spark 1.3
Model at Meta · Muse family
Benchmark: Arena October 22 snapshot: Muse Spark 1.3 (Max) 10th on text and 15th on WebDev · 1w
Claude Fable 5.1
Model at Anthropic · Claude Fable family
Now available: Full Claude Platform available on Google Cloud (Anthropic managed) · 1w
GLM-5.3-Flash
Model at Z.ai · GLM family
Mistral AI: Z.ai GLM 5.3 Flash available on the Mistral API · 1w
DeepSeek-V4-Pro
Model at DeepSeek · DeepSeek V4 family
New release: Perplexity Agent API adds DeepSeek V4 Pro at $1.32 per million input tokens · 3d
Muse Glimmer
Model at Meta · Muse family
New release: Meta releases Muse Glimmer, a 30B open-weight model for local agents · Aug 10, 2026
GPT-6.1 Sol
Model at OpenAI · GPT-6 family
Benchmark: Vals Index: Sonnet 5.5 edges Opus 5.5 and Gemini 4 Argon · 1w
Gemini 4 Argon
Model at Google · Gemini family
Benchmark: Gemini 4 Argon debuts 31st of 145 on EQ-Bench Creative Writing v3 · 1w
Gemini 3.8 Flash
Model at Google · Gemini family
Price change: Gemini 3.8 Flash and 3.6 Flash prices double on January 1, 2027 · 1w
GPT-6 Luna
Model at OpenAI · GPT-6 family
Default change: GPT-6 Luna in ChatGPT updated on October 28 with more concise replies · 4d
Claude Mythos 5.1
Model at Anthropic · Claude Mythos family
Successor: Claude Fable 5.1 released as the successor to Fable 5 · Sep 1, 2026
Gemma 4
Model at Google
New release: Gemma 4 open models released in the Gemini API · Apr 2, 2026
Claude Sonnet 5.5
Model at Anthropic · Claude Sonnet family
Now available: Full Claude Platform available on Google Cloud (Anthropic managed) · 1w
GPT-6 Sol
Model at OpenAI · GPT-6 family
Default change: GPT-6 becomes the ChatGPT model on free and paid plans · 3w
GLM-5.2
Model at Z.ai · GLM family
Mistral AI: Z.ai GLM 5.2 on Mistral retires October 31 · Sep 29, 2026
Grok 4.6
Model at SpaceXSI · Grok family
Perplexity AI: Grok 4.6 available to Perplexity Pro and Max subscribers · Aug 24, 2026
Gemini Omni Flash
Model at Google
New release: Gemini Omni Flash video model generally available, preview endpoint ends September 30 · Aug 27, 2026
Claude Fable 5
Model at Anthropic · Claude Fable family
Successor: Claude Fable 5.1 released as the successor to Fable 5 · Sep 1, 2026
GPT Image 2.5 Sunburst
Model at OpenAI · GPT Image family
New release: GPT Image 2.5 Sunburst and Flare released · Sep 8, 2026
GPT Image 2
Model at OpenAI · GPT Image family
Claude Opus 5
Model at Anthropic · Claude Opus family
Benchmark: Arena text leaderboard: Gemini 4 Argon first, Opus 5.5 second, GPT-6 Astra 73rd · 1w
Gemini 3.7 Flash
Model at Google · Gemini family
GitHub: Copilot removes Gemini 3.7 Flash, Grok 4.5 and older GPT models · 1w
Claude Haiku 5.5
Model at Anthropic · Claude Haiku family
Now available: Full Claude Platform available on Google Cloud (Anthropic managed) · 1w
Gemini 3.1 Pro
Model at Google · Gemini family
GitHub: Copilot removes Gemini 3.1 Pro and older Claude models · Sep 1, 2026
GPT-5.6 Terra
Model at OpenAI · GPT-5.x family
Price change: GPT-5.6 Luna 80% cheaper, Terra 20% cheaper · Jul 30, 2026
GPT Image 2.5 Flare
Model at OpenAI · GPT Image family
New release: GPT Image 2.5 Sunburst and Flare released · Sep 8, 2026
DeepSeek-V4-Flash
Model at DeepSeek · DeepSeek V4 family
Successor: DeepSeek-V4.1-Flash replaces V4-Flash, V4-Flash retired · Sep 10, 2026
GPT-5.6 Sol
Model at OpenAI · GPT-5.x family
Price change: GPT-5.6 Sol price cut to $4 input and $20 output · Aug 21, 2026
GPT-5.3-Codex-Spark
Model at OpenAI · GPT-5.x family
Retired: GPT-5.3-Codex-Spark research preview retired · Sep 14, 2026
WhisperRetiring Feb 26, 2027
Model at OpenAI
Retiring: Whisper and GPT-4o transcription models to shut down February 26, 2027 · Aug 26, 2026
MAI-Code-1.1-Flash
Model at Microsoft · MAI-Code family
GitHub: Copilot Fusion adds local model routing in experimental preview · 4d
GPT-5.6 Luna
Model at OpenAI · GPT-5.x family
Default change: ChatGPT replaces GPT-5.5 Instant with GPT-5.6 Sol and Luna · Aug 6, 2026
Claude Sonnet 5
Model at Anthropic · Claude Sonnet family
Price change: Claude Sonnet 5 keeps its $2 / $10 price permanently · Aug 10, 2026
Composer 2.5
Model at SpaceXSI
New release: Cursor releases Composer 2.5 · May 18, 2026
DeepSeek-V4-Flash-Vision-Exp
Model at DeepSeek · DeepSeek V4 family
New release: DeepSeek-V4-Flash-Vision-Exp multimodal model on the API · Aug 21, 2026
Gemini 3.5 Flash-Lite
Model at Google · Gemini family
New release: Gemini 3.6 Flash and Gemini 3.5 Flash-Lite generally available · Jul 21, 2026
Grok 4.5
Model at SpaceXSI · Grok family
GitHub: Copilot removes Gemini 3.7 Flash, Grok 4.5 and older GPT models · 1w
GPT-Rosalind
Model at OpenAI
Now available: Rosalind Academic Plan gives eligible labs sponsored GPT-Rosalind access · 2w
Gemini 3.6 Flash
Model at Google · Gemini family
Price change: Gemini 3.8 Flash and 3.6 Flash prices double on January 1, 2027 · 1w
GPT Transcribe
Model at OpenAI
New release: GPT Transcribe and GPT Live Transcribe released · Jul 28, 2026
GPT-5.4 mini
Model at OpenAI · GPT-5.x family
Perplexity AI: Perplexity retires older OpenAI model IDs from the Agent API and Orchestrator API · 1w
Claude Opus 4.8
Model at Anthropic · Claude Opus family
Retiring: Claude Opus 4.8 fast mode is deprecated and ends November 30, 2026 · 2d
Gemini 2.5 Pro
Model at Google · Gemini family
Limits change: Gemini 2.5 models limited to existing users · Sep 18, 2026
Kimi K2.7 Code
Model at Moonshot AI · Kimi family
GitHub: Copilot removes Claude Opus 4.7, Kimi K2.7 Code, Gemini 3.5 Flash and 3.6 Flash · Oct 2, 2026