Claude Fable 5.2 vs Claude Sonnet 5.5
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on November 14, 2026· 230 models
Claude Fable 5.2 is Anthropic's most capable model for the most demanding technical work, with gains over Fable 5.1 in coding, reasoning, and vision.
- Reasoning estimated
- ▲
- Speed estimated
- Input
- Output
- Context
- 1 M tokens
- Max output
- 128 K
- Input, $ per 1M tokens
- $8.00
- Output, $ per 1M tokens
- $40.00
- Cache read, $ per 1M
- $0.200
- Batch (input / output)
- $4.00 / $20.00
- Tool calling
- Yes
- Released
- ▲11/09/2026
- Knowledge cutoff
- 2026-06
- API id
- anthropic/claude-fable-5.2
Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, succeeding Claude Sonnet 5 as a direct upgrade.
- Reasoning estimated
- Speed estimated
- ▲
- Input
- Output
- Context
- 1 M tokens
- Max output
- 128 K
- Input, $ per 1M tokens
- ▲$2.00
- Output, $ per 1M tokens
- ▲$10.00
- Cache read, $ per 1M
- $0.100
- Batch (input / output)
- $1.00 / $5.00
- Tool calling
- Yes
- Released
- 09/28/2026
- Knowledge cutoff
- 2026-06
- API id
- anthropic/claude-sonnet-5.5
Which is the better API choice: Claude Fable 5.2 vs Claude Sonnet 5.5?
- Claude Sonnet 5.5: cheapest input (75% less than Claude Fable 5.2)
- Claude Sonnet 5.5: cheapest output
- Claude Fable 5.2: the newest (11/09/2026)
- Claude Fable 5.2: most reasoning (estimated)
- Claude Sonnet 5.5: the fastest (estimated)
Claude Sonnet 5.5 costs 75% less on input and 75% less on output than Claude Fable 5.2 ($2.00 / $10.00 versus $8.00 / $40.00 per million tokens). All accept 1 M tokens of context. Claude Fable 5.2 and Claude Sonnet 5.5 offer a batch tier at half price for jobs that do not need an immediate answer.
What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
With Claude Sonnet 5.5 you save $210.00 a month versus Claude Fable 5.2 (75% less).
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Paste your prompt: tokens and cost per model
Rough estimate (about 4 characters per token). Nothing is sent to any server.
Cost of sending it 1,000 times (input only)
- 1Claude Haiku 5.5 Anthropic$0.008
- 2Claude Sonnet 5.5 Anthropic$0.152
- 3Claude Sonnet 5 Anthropic$0.152
- 4Claude Opus 5.5 Anthropic$0.304
- 5Claude Opus 5 Anthropic$0.380
- 6Claude Fable 5.2 Anthropic$0.608
- 7Claude Fable 5.1 Anthropic$0.760
- 8Claude Fable 5 Anthropic$0.760
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See allFrequently asked questions
Which is the better API choice: Claude Fable 5.2 vs Claude Sonnet 5.5?
Claude Sonnet 5.5 costs 75% less on input and 75% less on output than Claude Fable 5.2 ($2.00 / $10.00 versus $8.00 / $40.00 per million tokens). All accept 1 M tokens of context. Claude Fable 5.2 and Claude Sonnet 5.5 offer a batch tier at half price for jobs that do not need an immediate answer.
Which is cheaper: Claude Fable 5.2 and Claude Sonnet 5.5?
Claude Sonnet 5.5 is cheaper: $2.00 per million input tokens and $10.00 per million output tokens, versus $8.00 / $40.00 for Claude Fable 5.2.
Which has more context: Claude Fable 5.2 and Claude Sonnet 5.5?
Claude Fable 5.2 and Claude Sonnet 5.5 accept the same context: 1 M tokens.
Which is newer: Claude Fable 5.2 and Claude Sonnet 5.5?
Claude Fable 5.2 was released on 11/09/2026; Claude Sonnet 5.5 on 09/28/2026.
What would 10,000 requests a month cost with Claude Fable 5.2 and Claude Sonnet 5.5?
With 1,500 input and 400 output tokens per request: Claude Fable 5.2: $280.00; Claude Sonnet 5.5: $70.00 a month, at list price.
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.