Anthropic/ Claude
Claude Opus 4.8
anthropic/claude/opus-4-8
Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents
Released
2026-05-28
Context window
1M
Max output
128K
Weights
Closed
Modalities
Input
TextImageDocument
Output
Text
Identity
- Version
- claude-opus-4-8
- Knowledge cutoff
- 2026-01
- Aliases
- Claude Opus 4.8
Providers
| Provider | Provider model ID | Protocol | Context | Max output | Input | Output | Capabilities | Notes | Pricing | Streaming |
|---|---|---|---|---|---|---|---|---|---|---|
| CrossModel | anthropic/claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Snowflake Cortex | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | - | Yes |
| Poe | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $4.2929/M output $21.4646/M | Yes |
| NanoGPT | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M | Yes |
| FastRouter | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M output $25/M | Yes |
| DaoXE | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| LLM Gateway | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Kenari | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $0/M output $0/M | Yes |
| OpenCode Zen | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| GitHub Copilot | claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Neon | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| UnoRouter | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $0.425/M output $2.125/M | Yes |
| Pioneer | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | Interleaved output | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| ZenMux | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Abacus | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M output $25/M | Yes |
| Azure Cognitive Services | claude-opus-4-8 | custom | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Venice AI | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $6/M · cache read $0.6/M output $30/M · cache write $7.5/M | Yes |
| Model Oracle AI | claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | - | Yes |
| Azure | claude-opus-4-8 | openai_responses | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| AIHubMix | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | Interleaved output | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Ofox | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| routing.run | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | Interleaved output | input $5/M output $25/M | Yes |
| GMI Cloud | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M | Yes |
| FreeModel | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Merge Gateway | anthropic/claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Modelis | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M output $25/M | Yes |
| Vercel AI Gateway | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| OpenRouter | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | Moderated, Default reasoning: high | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Anthropic | claude-opus-4-8 | anthropic_messages | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Cloudflare AI Gateway | anthropic/claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
| Xpersona | claude-opus-4-8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | Interleaved output | input $1.5/M · cache read $0.15/M output $9.25/M | Yes |
| Kilo Gateway | anthropic/claude-opus-4.8 | openai_chat | 1M | 128K | TextImageDocument | Text | AttachmentsReasoningTool call | - | input $5/M · cache read $0.5/M output $25/M · cache write $6.25/M | Yes |
Capabilities
AttachmentsReasoningTool call
Official price
input $5/M · cache read $0.5/M
output $25/M · cache write $6.25/M