Claude Fable 5.2 vs Claude Opus 4.1

Pick up to 3 models · pricing, context and capabilities · simulate your product cost

Data updated on November 14, 2026· 230 models

AnthropicFable 5.2

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.

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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
AnthropicOpus 4.1

Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks.

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Reasoning estimated
Speed estimated
Input
Output
Context
200 K tokens
Max output
32 K
Input, $ per 1M tokens
$15.00
Output, $ per 1M tokens
$75.00
Cache read, $ per 1M
$1.500
Batch (input / output)
$7.50 / $37.50
Tool calling
Yes
Released
08/05/2025
Knowledge cutoff
—
API id
anthropic/claude-opus-4.1
Third model (optional)
text image audio video PDF / file reasoning (1 to 5, estimated by family) speed (1 to 4, estimated by family)▲ best value among the selected

Which is the better API choice: Claude Fable 5.2 vs Claude Opus 4.1?

  • Claude Fable 5.2: cheapest input (47% less than Claude Opus 4.1)
  • Claude Fable 5.2: cheapest output
  • Claude Fable 5.2: largest context (1 M)
  • Claude Fable 5.2: the newest (11/09/2026)

Claude Fable 5.2 costs 47% less on input and 47% less on output than Claude Opus 4.1 ($8.00 / $40.00 versus $15.00 / $75.00 per million tokens). Claude Fable 5.2 accepts more context (1 M). Claude Fable 5.2 and Claude Opus 4.1 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.

Claude Fable 5.2
$280.00/mo
Claude Opus 4.1
$525.00/mo

With Claude Fable 5.2 you save $245.00 a month versus Claude Opus 4.1 (47% 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.

76tokens approx.287 characters

Cost of sending it 1,000 times (input only)

  1. 1Claude Haiku 5.5 Anthropic$0.008
  2. 2Claude Sonnet 5.5 Anthropic$0.152
  3. 3Claude Sonnet 5 Anthropic$0.152
  4. 4Claude Opus 5.5 Anthropic$0.304
  5. 5Claude Opus 5 Anthropic$0.380
  6. 6Claude Fable 5.2 Anthropic$0.608
  7. 7Claude Fable 5.1 Anthropic$0.760
  8. 8Claude Opus 4.1 Anthropic$1.14

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Frequently asked questions

Which is the better API choice: Claude Fable 5.2 vs Claude Opus 4.1?

Claude Fable 5.2 costs 47% less on input and 47% less on output than Claude Opus 4.1 ($8.00 / $40.00 versus $15.00 / $75.00 per million tokens). Claude Fable 5.2 accepts more context (1 M). Claude Fable 5.2 and Claude Opus 4.1 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 Opus 4.1?

Claude Fable 5.2 is cheaper: $8.00 per million input tokens and $40.00 per million output tokens, versus $15.00 / $75.00 for Claude Opus 4.1.

Which has more context: Claude Fable 5.2 and Claude Opus 4.1?

Claude Fable 5.2 accepts 1 M tokens of context; Claude Opus 4.1 accepts 200 K.

Which is newer: Claude Fable 5.2 and Claude Opus 4.1?

Claude Fable 5.2 was released on 11/09/2026; Claude Opus 4.1 on 08/05/2025.

What would 10,000 requests a month cost with Claude Fable 5.2 and Claude Opus 4.1?

With 1,500 input and 400 output tokens per request: Claude Fable 5.2: $280.00; Claude Opus 4.1: $525.00 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.