Anthropic AI models
Maker of the Claude family — frontier models tuned for coding, agents and long-context reasoning.
- Claude Haiku 3.5 — Retired, shuts down 19 Feb 2026 → migrate to Claude Haiku 4.5
- Claude Sonnet 3.7 — Retired, shuts down 19 Feb 2026 → migrate to Claude Sonnet 5.5
- Claude Haiku 3 — Retired, shuts down 20 Apr 2026 → migrate to Claude Haiku 4.5
- Claude Opus 4 — Retired, shuts down 15 Jun 2026 → migrate to Claude Opus 4.8
- Claude Sonnet 4 — Retired, shuts down 15 Jun 2026 → migrate to Claude Sonnet 5.5
- Claude Opus 4.1 — Retired, shuts down 5 Aug 2026 → migrate to Claude Opus 4.8
- Claude Sonnet 4.5 — Deprecated, shuts down 30 Nov 2026 → migrate to Claude Sonnet 5.5
- Claude Mythos Preview — Deprecated → migrate to Claude Mythos 5
All Anthropic models
| Model ↕ | Status ↕ | Context ↕ | Input $/M ↕ | Output $/M ↕ | Blended $/M ↕ | Cutoff ↕ |
|---|---|---|---|---|---|---|
| Claude Opus 5.5 Anthropic · text, image, vision | GA | 1M | $4 | $20 | $8 | 2026-06 |
| Claude Opus 5 Anthropic · text, image, vision | GA | 1M | $5 | $25 | $10 | 2026-05 |
| Claude Opus 4.8 Anthropic · text, image, vision | GA | 1M | $5 | $25 | $10 | 2026-01 |
| Claude Opus 4.7 Anthropic · text, image, vision | GA | 1M | $5 | $25 | $10 | 2026-01 |
| Claude Opus 4.6 Anthropic · text, image, vision | GA | 1M | $5 | $25 | $10 | 2025-05 |
| Claude Opus 4.5 Anthropic · text, image, vision | GA | 200K | $5 | $25 | $10 | 2025-05 |
| Claude Sonnet 5.5 Anthropic · text, image, vision | GA | 1M | $2 | $10 | $4 | 2026-06 |
| Claude Sonnet 5 Anthropic · text, image, vision | GA | 1M | $2 | $10 | $4 | 2026-01 |
| Claude Sonnet 4.6 Anthropic · text, image, vision | GA | 1M | $3 | $15 | $6 | 2025-08 |
| Claude Fable 5.1 Anthropic · text, image, vision | GA | 1M | $10 | $50 | $20 | 2026-06 |
| Claude Fable 5 Anthropic · text, image, vision | GA | 1M | $10 | $50 | $20 | — |
| Claude Haiku 5.5 Anthropic · text, image, vision | GA | 1M | $0.1 | $0.5 | $0.2 | 2026-06 |
| Claude Haiku 4.5 Anthropic · text, image, vision | GA | 200K | $1 | $5 | $2 | 2025-02 |
| Claude Mythos 5.1 Anthropic · text, image, vision | Preview | 1M | $10 | $50 | $20 | 2026-06 |
| Claude Mythos 5 Anthropic · text, image, vision | Preview | 1M | $10 | $50 | $20 | — |
| Claude Sonnet 4.5 Anthropic · text, image, vision | Deprecated | 200K | $3 | $15 | $6 | 2025-01 |
| Claude Mythos Preview Anthropic · text, image, vision | Deprecated | 1M | — | — | — | — |
| Claude Opus 4.1 Anthropic · text, image, vision | Retired | 200K | $15 | $75 | $30 | 2025-01 |
| Claude Opus 4 Anthropic · text, image, vision | Retired | 200K | $15 | $75 | $30 | — |
| Claude Sonnet 4 Anthropic · text, image, vision | Retired | — | $3 | $15 | $6 | — |
| Claude Sonnet 3.7 Anthropic · text, image, vision | Retired | — | — | — | — | — |
| Claude Haiku 3.5 Anthropic · text, image, vision | Retired | — | $0.8 | $4 | $1.60 | — |
| Claude Haiku 3 Anthropic · text, image, vision | Retired | — | — | — | — | — |
Blended = 0.75 × input + 0.25 × output $/M tokens (a fair single-number cost proxy). Click any header to sort.
Anthropic pricing & models
What is the cheapest Anthropic model?
Claude Haiku 5.5 is the cheapest generally-available Anthropic model we track, at $0.1 per 1M input tokens and $0.5 per 1M output tokens ($0.2/1M blended).
What is Anthropic's flagship model?
Claude Opus 5.5 is Anthropic's most prominent model in our catalog, with a 1M-token context window and pricing of $4/$20 per 1M input/output tokens.
How many Anthropic models are there?
We track 23 Anthropic models, of which 13 are generally available and 8 are deprecated or scheduled for retirement.
Which Anthropic models are being deprecated?
Claude Haiku 3.5 (retires 19 Feb 2026), Claude Sonnet 3.7 (retires 19 Feb 2026), Claude Haiku 3 (retires 20 Apr 2026), Claude Opus 4 (retires 15 Jun 2026), Claude Sonnet 4 (retires 15 Jun 2026), Claude Opus 4.1 (retires 5 Aug 2026), Claude Sonnet 4.5 (retires 30 Nov 2026), Claude Mythos Preview.
Track Anthropic price & deprecation changes
New models, price cuts, and deprecations — a short email when something actually changes. No spam, unsubscribe anytime.
The last few changes we caught — this is what lands in your inbox:
- RetiringO4-mini is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-terra
- RetiringO3-mini is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-sol
- RetiringO1-pro is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-sol
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