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Claude Fable 5 vs MiMo V2.6 Pro

Claude Fable 5 grades higher overall (90.7 against 85.8). MiMo V2.6 Pro costs 97% less for the same work.

Claude Fable 5

by Anthropic · #3 of 67 overall

Coming soon · price at launch
Context
1M
Input / 1M
$10.00
Output / 1M
$50.00

MiMo V2.6 Pro

by Xiaomi · #8 of 67 overall

Coming soon · price at launch
Context
1M
Input / 1M
$0.43
Output / 1M
$0.87

Better overall

Claude Fable 5

Grade 90.7 vs 85.8

Cheaper

MiMo V2.6 Pro

97% less, $0.54 vs $20.00 blended

Larger context

MiMo V2.6 Pro

1M vs 1M tokens

Terminal-Bench 2.1

MiMo V2.6 Pro

84.3% vs 89.9%

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 · Jun 9, 2026 · reference
Claude Fable 5Claude Fable 5: 95%v
MiMo V2.6 ProMiMo V2.6 Pro: —
SWE-Bench Pro% of tasks resolved · Scale AI SWE-Bench Pro · Jun 9, 2026 · reference
Claude Fable 5Claude Fable 5: 80%v
MiMo V2.6 ProMiMo V2.6 Pro: —
Terminal-Bench 4.0% of tasks passed · Terminal-Bench · Sep 21, 2026 · reference
Claude Fable 5Claude Fable 5: —
Terminal-Bench 2.1% of tasks passed · Terminal-Bench · Sep 21, 2026 · reference

Claude Fable 5MiMo V2.6 Prov = 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 Fable 5$4,000 /month
MiMo V2.6 Pro$121 /month

MiMo V2.6 Pro saves you $3,879 a month at this usage, $46,550 a year.

At a glance

AttributeClaude Fable 5MiMo V2.6 Pro
Made byAnthropicXiaomi
AvailabilityComing soonComing soon
Overall gradeExcellent · 90.7Excellent · 85.8
Overall rank#3 of 67#8 of 67
Input price$10.00 per 1M$0.43 per 1M
Output price$50.00 per 1M$0.87 per 1M
Context window1,000,000 tokens1,048,576 tokens
Reasoning levelsYesNo
Reads imagesYesYes
Model IDclaude-fable-5mimo-v2.6-pro

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-fable-5", "messages": [...]}'

# …then swap one word
  -d '{"model": "mimo-v2.6-pro", "messages": [...]}'

Questions

Is Claude Fable 5 or MiMo V2.6 Pro better?

Claude Fable 5 grades 90.7 against 85.8 for MiMo V2.6 Pro, from public benchmarks.

Which is cheaper, Claude Fable 5 or MiMo V2.6 Pro?

MiMo V2.6 Pro: $0.43 in and $0.87 out per million tokens, against $10.00 and $50.00 through FullsendAI.

Which has the larger context window?

MiMo V2.6 Pro, with 1,048,576 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.