First party
Anthropic
Anthropic is a First party provider with 24 models across 28 offerings.
Access
- SDK
- @ai-sdk/anthropic
- Environment variables
- ANTHROPIC_API_KEY
Models
24 of 24 model versions
| Model | Family | Provider model ID | Protocol | Streaming | Organization | Context | Max output | Input | Output | Reasoning | Tool call | Structured | Temperature | Weights | Price | Released | Updated | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Claude Fable 5.1 anthropic/claude-fable-5-1 | ANAnthropic | Claude | claude-fable-5-1 | Anthropic messages | Yes | - | - | -No | -No | -No | -No | Closed | input $10/M · output $50/M cache read $0.25/M | 2026-09-01 | 2026-09-10 | |||
| Claude Opus 5 anthropic/claude-opus-5 | ANAnthropic | Claude | claude-opus-5 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | -No | Closed | input $5/M · output $25/M cache read $0.5/M · cache write $6.25/M | 2026-07-24 | 2026-07-24 | |||
| Claude Opus 5 (Fast) anthropic/claude-opus-5-fast | ANAnthropic | Claude | claude-opus-5-fast | Custom | Yes | 1M | 128K | Yes | Yes | Yes | -No | Closed | Pricing unavailable | 2026-07-24 | 2026-07-24 | |||
| Claude Sonnet 5 anthropic/claude-sonnet-5 | ANAnthropic | Claude | claude-sonnet-5 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | -No | Closed | input $2/M · output $10/M cache read $0.2/M · cache write $2.5/M | 2026-06-30 | 2026-07-01 | |||
| Claude Fable 5 anthropic/claude-fable-5 | ANAnthropic | Claude | claude-fable-5 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | -No | Closed | input $10/M · output $50/M cache read $1/M · cache write $12.5/M | 2026-06-09 | 2026-06-11 | |||
| Claude Opus 4.8 anthropic/claude-opus-4-8 | ANAnthropic | Claude | claude-opus-4-8 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | -No | Closed | input $5/M · output $25/M cache read $0.5/M · cache write $6.25/M | 2026-05-28 | 2026-06-11 | |||
| Claude Opus 4.8 (Fast) anthropic/claude-opus-4.8-fast | ANAnthropic | Claude | claude-opus-4.8-fast | Custom | Yes | 1M | 128K | Yes | Yes | Yes | -No | Closed | Pricing unavailable | 2026-05-27 | 2026-05-28 | |||
| Claude Opus 4.7 (Fast) anthropic/claude-opus-4.7-fast | ANAnthropic | Claude | claude-opus-4.7-fast | Custom | Yes | 1M | 128K | Yes | Yes | Yes | -No | Closed | Pricing unavailable | 2026-05-12 | 2026-04-16 | |||
| Claude Opus 4.7 anthropic/claude-opus-4-7 | ANAnthropic | Claude | claude-opus-4-7 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | -No | Closed | input $5/M · output $25/M cache read $0.5/M · cache write $6.25/M | 2026-04-16 | 2026-06-11 | |||
| Claude Sonnet 4.6 anthropic/claude-sonnet-4-6 | ANAnthropic | Claude | claude-sonnet-4-6 | Anthropic messages | Yes | 1M | 64K | Yes | Yes | -No | Yes | Closed | input $3/M · output $15/M cache read $0.3/M · cache write $3.75/M | 2026-02-17 | 2026-06-11 | |||
| Claude Opus 4.6 anthropic/claude-opus-4-6 | ANAnthropic | Claude | claude-opus-4-6 | Anthropic messages | Yes | 1M | 128K | Yes | Yes | -No | Yes | Closed | input $5/M · output $25/M cache read $0.5/M · cache write $6.25/M | 2026-02-05 | 2026-07-17 | |||
| Claude Opus 4.5 anthropic/claude-opus-4-5-20251101 | ANAnthropic | Claude | claude-opus-4-5 claude-opus-4-5-20251101 | Anthropic messages Anthropic messages | Yes Yes | 200K | 64K | Yes | Yes | -No | Yes | Closed | input $5/M · output $25/M cache read $0.5/M · cache write $6.25/M | 2025-11-01 | 2026-06-11 | |||
| Claude Haiku 4.5 anthropic/claude-haiku-4-5-20251001 | ANAnthropic | Claude | claude-haiku-4-5 claude-haiku-4-5-20251001 | Anthropic messages Anthropic messages | Yes Yes | 200K | 64K | Yes | Yes | -No | Yes | Closed | input $1/M · output $5/M cache read $0.1/M · cache write $1.25/M | 2025-10-15 | 2026-01-01 | |||
| Claude Sonnet 4.5 anthropic/claude-sonnet-4-5-20250929 | ANAnthropic | Claude | claude-sonnet-4-5 claude-sonnet-4-5-20250929 | Anthropic messages Anthropic messages | Yes Yes | 200K | 64K | Yes | Yes | -No | Yes | Closed | input $3/M · output $15/M cache read $0.3/M · cache write $3.75/M | 2025-09-29 | 2026-06-11 | |||
| Claude Opus 4.1 anthropic/claude-opus-4-1-20250805 | ANAnthropic | Claude | claude-opus-4-1 claude-opus-4-1-20250805 | Anthropic messages Anthropic messages | Yes Yes | 200K | 32K | Yes | Yes | -No | Yes | Closed | input $15/M · output $75/M cache read $1.5/M · cache write $18.75/M | 2025-08-05 | 2026-08-06 | |||
| Claude Opus 4 anthropic/claude-opus-4 | ANAnthropic | Claude | claude-opus-4 | Custom | Yes | 200K | 32K | Yes | Yes | -No | Yes | Closed | Pricing unavailable | 2025-05-22 | 2026-08-06 | |||
| Claude Opus 4 anthropic/claude-opus-4-20250514 | ANAnthropic | Claude | claude-opus-4-20250514 | Custom | Yes | 200K | 32K | Yes | Yes | -No | Yes | Closed | Pricing unavailable | 2025-05-22 | 2026-08-06 | |||
| Claude Sonnet 4 anthropic/claude-sonnet-4 | ANAnthropic | Claude | claude-sonnet-4 | Custom | Yes | 1M | 64K | Yes | Yes | -No | Yes | Closed | Pricing unavailable | 2025-05-22 | 2026-08-06 | |||
| Claude Sonnet 4 anthropic/claude-sonnet-4-20250514 | ANAnthropic | Claude | claude-sonnet-4-20250514 | Custom | Yes | 200K | 64K | Yes | Yes | -No | Yes | Closed | Pricing unavailable | 2025-05-22 | 2026-08-06 | |||
| Claude Sonnet 3.7 anthropic/claude-3-7-sonnet-20250219 | ANAnthropic | Claude | claude-3-7-sonnet-20250219 | Custom | Yes | 200K | 64K | Yes | Yes | -No | Yes | Closed | Pricing unavailable | 2025-02-19 | 2026-08-06 | |||
| Claude Haiku 3.5 anthropic/claude-3-5-haiku-20241022 | ANAnthropic | Claude | claude-3-5-haiku-20241022 | Custom | Yes | 200K | 8.2K | -No | Yes | -No | Yes | Closed | Pricing unavailable | 2024-10-22 | 2026-08-06 | |||
| Claude Sonnet 3.5 v2 anthropic/claude-3-5-sonnet-20241022 | ANAnthropic | Claude | claude-3-5-sonnet-20241022 | Custom | Yes | 200K | 8.2K | -No | Yes | -No | Yes | Closed | Pricing unavailable | 2024-10-22 | 2026-08-06 | |||
| Claude 3 Haiku anthropic/claude-3-haiku | ANAnthropic | Claude | claude-3-haiku | Custom | Yes | 200K | 4.1K | -No | Yes | -No | Yes | Closed | Pricing unavailable | 2024-03-13 | 2026-08-06 | |||
| Claude Haiku 3 anthropic/claude-3-haiku-20240307 | ANAnthropic | Claude | claude-3-haiku-20240307 | Custom | Yes | 200K | 4.1K | -No | Yes | -No | Yes | Closed | Pricing unavailable | 2024-03-13 | 2026-08-06 |