Model Analysis Oct 12, 2026
Claude API Pricing: What You Actually Pay in October 2026 — and 5 Cheaper Alternatives per Tier
Claude Opus 5.5, Sonnet 5.5, Haiku 5.5 and Fable 5.1 prices with real monthly cost math — and, for each tier, cheaper catalog alternatives from $0.10/M that keep the same OpenAI-compatible workflow. One-line switch, no code rewrite.