Claude Fable 5.2 vs Seed 2.1 Turbo

Price, context window & benchmark comparison

Anthropic

Claude Fable 5.2

Anthropic
$8.00 / $40.00
Input / Output · per 1M tokens
VS
ByteDance Seed

Seed 2.1 Turbo

ByteDance Seed
$0.50 / $2.50
Input / Output · per 1M tokens
Compare different models
Anthropic
ByteDance Seed
Verdict: Seed 2.1 Turbo is 16.0× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix. Claude Fable 5.2 has the larger context window (1M vs 262K).
Claude Fable 5.2Seed 2.1 Turbo
Input price / 1M$8.00$0.50
Output price / 1M$40.00$2.50
Blended price (3:1)$16.00$1.00
Cached input / 1M$0.20—
Context window1M262K
Max output128K236K
Intelligence index64.6—
Coding index——
Providers51
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-11-072026-08-12
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Fable 5.2 or Seed 2.1 Turbo?

Seed 2.1 Turbo is 16.0× cheaper than Claude Fable 5.2 on a typical 3:1 input/output mix.

Claude Fable 5.2 vs Seed 2.1 Turbo: which has a bigger context window?

Claude Fable 5.2: 1,000,000 tokens. Seed 2.1 Turbo: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Fable 5.2 ≈ $36,000, Seed 2.1 Turbo ≈ $2,250.

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