Claude Opus 5 vs Seed-2.0-Code

Price, context window & benchmark comparison

A

Claude Opus 5

Anthropic
$5.00 / $25.00
Input / Output · per 1M tokens
VS
B

Seed-2.0-Code

ByteDance Seed
$0.50 / $3.00
Input / Output · per 1M tokens
Compare different models
A
B
Verdict: Seed-2.0-Code is 8.9× cheaper than Claude Opus 5 on a typical 3:1 input/output mix. Claude Opus 5 has the larger context window (1M vs 262K).
Claude Opus 5Seed-2.0-Code
Input price / 1M$5.00$0.50
Output price / 1M$25.00$3.00
Blended price (3:1)$10.00$1.13
Cached input / 1M$0.50
Context window1M262K
Max output128K131K
Intelligence index50.8
Coding index78
Providers111
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-07-242026-08-12
Retirement2026-11-11

Cost calculator

FAQ

Which is cheaper, Claude Opus 5 or Seed-2.0-Code?

Seed-2.0-Code is 8.9× cheaper than Claude Opus 5 on a typical 3:1 input/output mix.

Claude Opus 5 vs Seed-2.0-Code: which has a bigger context window?

Claude Opus 5: 1,000,000 tokens. Seed-2.0-Code: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5 ≈ $22,500, Seed-2.0-Code ≈ $2,500.

More comparisons