All Changes
New LaunchMajor
Sep 30, 2026 (UTC)OpenAI
openai-gpt-image-2
New gpt-image-2.5 image models added to OpenAI pricing
Impact
Cost Impact: HighMigration: Recommended3/5
New LaunchMajor
Sep 28, 2026 (UTC)Anthropic
anthropic-claude-sonnet-5
Claude Sonnet 5.5 released, replacing Sonnet 5
Impact
Migration: Recommended3/5
Pricing ChangeMinor
Sep 25, 2026 (UTC)OpenAI
gpt-image-2GPT Image 2 cached input pricing clarification for Responses API
Impact
Cost Impact: LowVerified2/5
Pricing ChangeModerate
Sep 25, 2026 (UTC)OpenAI
openai-pricingOpenAI adds FedRAMP 10% pricing uplift and Agents SDK/ChatKit docs
Impact
Cost Impact: HighVerified3/5
Pricing ChangeModerate
Sep 24, 2026 (UTC)OpenAI
sora-2-proSora-2-pro video pricing table removed from OpenAI pricing page
Impact
Cost Impact: High3/5
Pricing ChangeImportant
Sep 24, 2026 (UTC)Google AI
google-ai-pricing
Google AI audio pricing doubles starting January 1, 2027
Impact
Cost Impact: HighVerified5/5
Pricing ChangeImportant
Sep 23, 2026 (UTC)Google AI
google-gemini-3.8-flashGemini 3.8 Flash TTS pricing introduced with 2027 rate increase
Impact
Cost Impact: High5/5
New LaunchMajor
Sep 23, 2026 (UTC)Anthropic
anthropic-claude-opus-5Anthropic Claude model lineup updated with new IDs, pricing, and retirement date
Impact
Cost Impact: HighMigration: Required4/5
New LaunchMajor
Sep 22, 2026 (UTC)OpenAI
openai-gpt-6-astraGPT-6 Sol and Luna replace GPT-5.6 lineup with lower pricing
Impact
Cost Impact: HighMigration: Recommended4/5
New LaunchMajor
Sep 22, 2026 (UTC)Anthropic
anthropic-claude-fable-5.1Claude Opus 5.5 replaces Opus 5 with lower pricing and new API ID
Impact
Cost Impact: HighMigration: Required4/5
Pricing ChangeModerate
Sep 21, 2026 (UTC)OpenAI
openai-o4-miniOpenAI o4-mini pricing page adds WebRTC with WARP entry
Impact
Cost Impact: High3/5
New LaunchMajor
Sep 21, 2026 (UTC)OpenAI
openai-gpt-4.1OpenAI adds new model pricing tiers and tool billing details
Impact
Cost Impact: High4/5
Pricing ChangeModerate
Sep 20, 2026 (UTC)OpenAI
gpt-realtime-translateOpenAI adds per-minute pricing for realtime translation and transcription models
Impact
Cost Impact: High3/5
Pricing ChangeMinor
Sep 20, 2026 (UTC)OpenAI
gpt-realtime-translateOpenAI pricing page restructured; gpt-realtime-translate rates removed
Impact
Cost Impact: Low2/5
Pricing ChangeModerate
Sep 19, 2026 (UTC)OpenAI
openai-o4-miniOpenAI o4-mini pricing page cleanup; token rates removed
Impact
Cost Impact: High3/5
Pricing ChangeModerate
Sep 19, 2026 (UTC)DeepSeek
deepseek-deepseek-v4-pro
DeepSeek V4 Pro pricing page drops service continuation notice
Impact
Cost Impact: LowVerified2/5
Pricing ChangeModerate
Sep 18, 2026 (UTC)OpenAI
openai-o4-miniOpenAI o4-mini pricing page adds data-sharing tier and federation rules
Impact
Cost Impact: High3/5
Pricing ChangeMinor
Sep 17, 2026 (UTC)OpenAI
openai-o4-miniOpenAI o4-mini pricing page restructured; MCP section renamed
Impact
Cost Impact: Low2/5
Pricing ChangeMinor
Sep 16, 2026 (UTC)OpenAI
openai-o4-miniOpenAI o4-mini pricing page adds Usage Insights entry
Impact
Cost Impact: LowVerified2/5
New LaunchMajor
Sep 15, 2026 (UTC)Google AI
google-gemini-3.1-flash-live-previewGemini Live pricing page adds 3.8 Live and Extended Thinking models
Impact
Cost Impact: HighMigration: Recommended4/5