Claude Fable 5 vs Claude Haiku 5.5
Claude Fable 5 (Anthropic) versus Claude Haiku 5.5 (Anthropic): API pricing, context window, capabilities and uptime, from the same data as each model page, at the WandAPI default channel price. Input costs 6 Credits / M for Claude Fable 5 and 0.21 Credits / M for Claude Haiku 5.5, so Claude Haiku 5.5 is 97% cheaper.
Specs side by side
| Item | Claude Fable 5claude-fable-5 | Claude Haiku 5.5claude-haiku-5-5 |
|---|---|---|
| Input (prompt) · Credits / M | 6≈ $0.917 | 0.21≈ $0.0321 |
| Output (completion) · Credits / M | 30≈ $4.58 | 1.05≈ $0.16 |
| Cache read · Credits / M | 0.6 | 0.021 |
| Context window | 1M | — |
| Max output | 128K | — |
| 7-day uptime | — | — |
| Latest probe latency | — | — |
| Measured throughput | — | — |
| Protocols | Anthropic Messages | Anthropic Messages |
| Sample monthly cost (10M in + 2M out) | 120≈ $18.34 | 4.2≈ $0.642 |
Prices are the WandAPI default channel price in Credits (1 Credit = ¥1); green marks the better side. Uptime and latency come from WandAPI probes; a dash means the model is not probed yet.
Capabilities
FAQ
Which is cheaper, Claude Fable 5 or Claude Haiku 5.5?
At the WandAPI default channel price, Claude Fable 5 input costs 6 Credits / M and Claude Haiku 5.5 input costs 0.21 Credits / M, so Claude Haiku 5.5 is 97% cheaper. Output and cache prices are in the specs table above.
Can I switch between Claude Fable 5 and Claude Haiku 5.5 at any time?
Yes. WandAPI calls every model with the same API key; switching is just changing the model field in the request, and billing is split per model in one console.
How do the capabilities of Claude Fable 5 and Claude Haiku 5.5 differ?
Only Claude Fable 5: Reasoning. Only Claude Haiku 5.5: Response Schema. Every other capability is either supported by both or by neither; see the capability table above.
More comparisons
One API key for both Claude Fable 5 and Claude Haiku 5.5
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