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MiMo V2.6 Pro vs Seed 2.0 Pro

Close to a tie overall. MiMo V2.6 Pro costs 52% less for the same work.

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

Seed 2.0 Pro

by ByteDance · #9 of 67 overall

Coming soon · price at launch
Context
250K
Input / 1M
$0.50
Output / 1M
$3.00

Better overall

About even

Grade 85.8 vs 84.3

Cheaper

MiMo V2.6 Pro

52% less, $0.54 vs $1.13 blended

Larger context

MiMo V2.6 Pro

1M vs 250K tokens

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
Seed 2.0 ProSeed 2.0 Pro: —
LMArena CodingElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
SWE-bench Verified% of issues resolved · SWE-bench · Feb 14, 2026 · reference
MiMo V2.6 ProMiMo V2.6 Pro: —
SWE-Bench Pro% of tasks resolved · Scale AI SWE-Bench Pro · Feb 15, 2026 · reference
MiMo V2.6 ProMiMo V2.6 Pro: —
Terminal-Bench 4.0% of tasks passed · Terminal-Bench · Sep 21, 2026 · reference
Seed 2.0 ProSeed 2.0 Pro: —
Terminal-Bench 2.1% of tasks passed · Terminal-Bench · Sep 21, 2026 · reference
Seed 2.0 ProSeed 2.0 Pro: —
Terminal-Bench 2.0% of tasks passed · Terminal-Bench · Feb 15, 2026 · reference
MiMo V2.6 ProMiMo V2.6 Pro: —

MiMo V2.6 ProSeed 2.0 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.

MiMo V2.6 Pro$121 /month
Seed 2.0 Pro$220 /month

MiMo V2.6 Pro saves you $99.20 a month at this usage, $1,190 a year.

At a glance

AttributeMiMo V2.6 ProSeed 2.0 Pro
Made byXiaomiByteDance
AvailabilityComing soonComing soon
Overall gradeExcellent · 85.8Excellent · 84.3
Overall rank#8 of 67#9 of 67
Input price$0.43 per 1M$0.50 per 1M
Output price$0.87 per 1M$3.00 per 1M
Context window1,048,576 tokens256,000 tokens
Reasoning levelsNoNo
Reads imagesYesYes
Model IDmimo-v2.6-proseed-2.0-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": "mimo-v2.6-pro", "messages": [...]}'

# …then swap one word
  -d '{"model": "seed-2.0-pro", "messages": [...]}'

Questions

Is MiMo V2.6 Pro or Seed 2.0 Pro better?

They grade within two points of each other (85.8 and 84.3), so pick on price and the benchmarks that match your work.

Which is cheaper, MiMo V2.6 Pro or Seed 2.0 Pro?

MiMo V2.6 Pro: $0.43 in and $0.87 out per million tokens, against $0.50 and $3.00 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.