Deprecation & Migration Synced: 2026-10-24 468+ Models Indexed

LLM API Deprecation Tracker & Migration Calculator (2026 Sunset Dates & Replacements)

Track upcoming 2026 model sunset dates across OpenAI, Anthropic, Google, and Mistral—and calculate how much you save by migrating legacy endpoints to newer models.

Open Interactive Deprecation & Migration Simulator → Download CFO Audit & Router Bundle ($29) →

Live 2026 FinOps Benchmark Matrix: Deprecation & Migration

Architecture / Model Tier	2026 Unit Economics & Pricing	Production FinOps Impact
Legacy GPT-4 Turbo ($10/$30) -> GPT-4.1 ($2/$8)	Saves 78% immediately with 1M context	Drop-in JSON schema compatibility
Claude 3 Opus ($15/$75) -> Claude 3.7 Sonnet ($3/$15)	Saves 80% with superior coding/reasoning	90% prompt cache read discount
Gemini 1.5 Pro -> Gemini 2.5 Pro / 2.0 Flash	Higher accuracy + faster TTFT	Seamless Vertex/AI Studio migration
Automated Deprecation Alerts in TokenMargin Radar	Synced every 6 hours from LiteLLM registry	Zero broken production endpoints

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Related FinOps Playbooks & Model Cost Calculators

Prompt Caching Cost Calculator: Anthropic vs OpenAI vs DeepSeek (2026) Prompt Caching FinOps → Zero-Dependency SDK Fallback Routing vs LiteLLM & OpenRouter JSON (2026 Guide) Smart Routing & Security → Self-Hosted GPU (vLLM / H100 / A100) vs Serverless LLM API Break-Even Calculator Infrastructure Break-Even → AI SaaS Gross Margin Calculator: Stress-Testing $20/mo Seat Pricing Against Power Users SaaS Unit Economics → DeepSeek V3 & R1 Off-Peak UTC Window Calculator (50%–75% Batch API Savings) Off-Peak Arbitrage → Autonomous AI Agent Loop Cost Calculator: Modeling 10–30 Turn Context Bloat Agentic FinOps → Claude 3.7 Sonnet vs DeepSeek V3 (0324) API Cost Calculator Save 94% at 10K DAU → GPT-4o vs Gemini 2.5 Pro API Cost Calculator Save 21% at 10K DAU → DeepSeek R1 (671B Reasoning) vs OpenAI o3-mini API Cost Calculator Save 53% at 10K DAU → Claude 3.7 Sonnet vs GPT-4o API Cost Calculator Save 27% at 10K DAU → Claude 3.7 Sonnet vs Gemini 2.5 Pro API Cost Calculator Save 43% at 10K DAU → GPT-4.1 (1M Context Frontier) vs Claude 3.7 Sonnet API Cost Calculator Save 42% at 10K DAU →