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Claude Opus 4.7 vs Qwen3.8 Max

Close to a tie overall. Qwen3.8 Max costs 75% less for the same work.

Claude Opus 4.7

by Anthropic · #6 of 67 overall

Coming soon · price at launch
Context
1M
Input / 1M
$5.00
Output / 1M
$25.00

Qwen3.8 Max

by Qwen · #7 of 67 overall

Coming soon · price at launch
Context
250K
Input / 1M
$1.65
Output / 1M
$4.95

Better overall

About even

Grade 87.3 vs 87.1

Cheaper

Qwen3.8 Max

75% less, $2.48 vs $10.00 blended

Larger context

Claude Opus 4.7

1M vs 250K tokens

SWE-Bench Pro

Qwen3.8 Max

64.3% vs 67.7%

Head to head

Public benchmarks. Longer is better; each value links to its source.

LMArena TextElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
LMArena WebDevElo-style rating · LMArena (CC BY 4.0) · Oct 13, 2026
LMArena CodingElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
SWE-bench Verified% of issues resolved · SWE-bench · Apr 16, 2026 · reference
Qwen3.8 MaxQwen3.8 Max: —
SWE-Bench Pro% of tasks resolved · Scale AI SWE-Bench Pro · Aug 8, 2026 · reference
Terminal-Bench 2.1% of tasks passed · Terminal-Bench · Aug 8, 2026 · reference
Claude Opus 4.7Claude Opus 4.7: —
Terminal-Bench 2.0% of tasks passed · Terminal-Bench · Apr 16, 2026 · reference
Qwen3.8 MaxQwen3.8 Max: —

Claude Opus 4.7Qwen3.8 Maxv = reported by the model’s maker. — = no public score yet. Arena bars span the range across every model we grade.

What it costs you

Drag to match your monthly usage.

Claude Opus 4.7$2,000 /month
Qwen3.8 Max$528 /month

Qwen3.8 Max saves you $1,472 a month at this usage, $17,664 a year.

At a glance

AttributeClaude Opus 4.7Qwen3.8 Max
Made byAnthropicQwen
AvailabilityComing soonComing soon
Overall gradeExcellent · 87.3Excellent · 87.1
Overall rank#6 of 67#7 of 67
Input price$5.00 per 1M$1.65 per 1M
Output price$25.00 per 1M$4.95 per 1M
Context window1,000,000 tokens256,000 tokens
Reasoning levelsYesYes
Reads imagesYesNo
Model IDclaude-opus-4-7qwen3.8-max

Try both with one key

Same endpoint, same key, both hosted in the USA. Change one word to switch models, in Claude Code, Cursor, Cline or your own code.

Get your API key
# Ask either model the same thing
curl https://fullsendai.com/v1/chat/completions \
  -H "Authorization: Bearer $FULLSEND_API_KEY" \
  -d '{"model": "claude-opus-4-7", "messages": [...]}'

# …then swap one word
  -d '{"model": "qwen3.8-max", "messages": [...]}'

Questions

Is Claude Opus 4.7 or Qwen3.8 Max better?

They grade within two points of each other (87.3 and 87.1), so pick on price and the benchmarks that match your work.

Which is cheaper, Claude Opus 4.7 or Qwen3.8 Max?

Qwen3.8 Max: $1.65 in and $4.95 out per million tokens, against $5.00 and $25.00 through FullsendAI.

Which has the larger context window?

Claude Opus 4.7, with 1,000,000 tokens.

Can I use both with one API key?

Yes, once they launch: both are coming soon, at the prices shown, and both will use the same FullsendAI key.

Model rankingsAll benchmarksCompare other models

Scores: LMArena (CC BY 4.0), SWE-bench, Scale AI SWE-Bench Pro, Terminal-Bench, and model makers’ published results where marked v. Prices are FullsendAI’s, per million tokens. Data as of Oct 28, 2026.