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Undisclosed (stealth) possibly MiniMax · unconfirmed

Space Bunny (stealth)

Rumoured: MiniMax family (several independent tokenizer tests), possibly M3.1 / M3.1-Flash. Some sources dispute the exact version; no official confirmation.

FTI
35–40

1 source, 1 independent of the vendor: centre 38; fewer than 3 sources or none independent, so shown as a band.

  • 37.9 AI Coding Daily LLM Coding Leaderboard: 57.19 · leaderboard
  • ai-benchy: 7 · community · not used: no reference models with an FTI collected for this benchmark yet
  • gpqa-subset: 82 · community · not used: partial question set; not comparable with full-test scores
  • hle-subset: 46.1 · community · not used: partial question set; not comparable with full-test scores

how FTI is computed

1 source · #2 of 72 with an FTI score
Context1Mtokens
Imagesyesimage input
Free now0 of 5channels
Tested by us3 of 5channels measured

Where it's free now 5 channels tracked

OpenCode Zen ended
ended 14 days ago
Oct 20
works · Oct 610 parallel
Checked Oct 20 · catalogue

Also free through programs whose allowance covers this model · amounts are shared with other models

Freebuff Free Plan Daily Allowance live30 hours refilled daily, no card; usage measured in hours with a per-model multiplier a day account

Free periods one bar per channel; markers are events

free so farpast announced endofficial end aheadinferred end aheadno end announcedended / not answering● event · ◆ end announced · tap one to see it

What happened newest first · times link to the source

Tue, Oct 2014 days ago
endedSpace Bunny (stealth) · OpenCode Zenended
opencode/space-bunny-free is no longer in the OpenCode Zen free model list at the 2026-10-20T08:00Z daily check; the ID was there on 2026-10-13; no end date was ever published, so the free window closed without notice → end date Oct 20
Source: Daily free-catalogue check of the OpenCode Zen model list (own tool)
Tue, Oct 628 days ago
05:37endedSpace Bunny (stealth) · OpenCode Goended
Calls through OpenCode Go return "Unexpected server error" from 05:37 UTC; OpenCode Go's model list now has space-bunny without the -free suffix (a paid, seat-quota model), not space-bunny-free (checked 2026-10-06). Still free on OpenCode Zen
Source: OpenCode Go models
became availableSpace Bunny (stealth) · OpenCode Zenended LongCat 2.5 Preview · OpenCode Zenended Ling 3.1 Flash · OpenCode Zenended Nemotron 3.5 Lightning · OpenCode Zenlive Fledge Alpha · OpenCode Zenended
Answered a test prompt through the OpenCode CLI (opencode run) with no account
Source: own check
endedSpace Bunny (stealth) · Kilo Codeended
No longer in the Kilo CLI's model list (kilo models, 7.8.3); Kilo had announced Oct 5 as the end
Source: own check
Mon, Oct 529 days ago
19:06became availableSpace Bunny (stealth) · OpenCode Goended
Still answering (HTTP 200) after the Command Code channel ended
Source: own check
19:02endedSpace Bunny (stealth) · Command Codeended
Calls return 404 "No endpoints found for stealth/space-bunny-alpha" (not retryable); re-checked 2/2 at 19:06. The model catalogue still lists it, so the catalogue is not a liveness signal.
Source: own check
16:02endedSpace Bunny (stealth) · OpenRouterended
"Space Bunny Alpha's stealth period has ended"; the model behind it to be revealed
Source: OpenRouter
end date announcedSpace Bunny (stealth) · Kilo Codeended
Kilo's model name reads "Space Bunny Alpha (retires Oct 5)" (date we saw it, not when it was posted) → end date Oct 5
Source: Kilo Code model page
Thu, Oct 133 days ago
02:57end date announcedSpace Bunny (stealth) · Command Codeended
"Continues to be free … till Oct 5 on all plans" → end date Oct 5
Source: Command Code
Wed, Sep 3034 days ago
20:06end date announcedSpace Bunny (stealth) · OpenRouterended
"The stealth period is now extended through October 5" → end date Oct 5
Source: OpenRouter
Thu, Sep 2440 days ago
free offer announcedSpace Bunny (stealth) · Command Codeended
Announced as free on Command Code on X: Space Bunny (stealth)
Source: X post by @CommandCodeAI
Wed, Sep 2341 days ago
14:49listedSpace Bunny (stealth) · OpenRouterended
Launched as a free stealth model (1M context; text, image and video input)
Source: OpenRouter
14:31free offer announcedSpace Bunny (stealth) · OpenCode Goended
Free "for the next week" → end date Sep 30
Source: OpenCode
listedSpace Bunny (stealth) · Kilo Codeended
First seen in Kilo's model catalogue (models.dev sync): Space Bunny (stealth)
Source: models.dev commit
listedSpace Bunny (stealth) · OpenCode Zenended
Added to the Zen model docs: Space Bunny (stealth)
Source: OpenCode repo commit

Channel details

OpenCode Go ended✕ humans✕ agents

Tested by us
works · Oct 410 parallel
ⓘat 15 parallel, some runs hung · checked Oct 4
Model ID
opencode-go/space-bunny-free
To start
Free models need an OpenCode Go subscription; they don't use plan quota
Use it
API · 3 formats
Free condition
OpenCode Go plan; free models don't use the plan's quota
Limit (stated)
not published
Started
Sep 23, 14:31 UTC
End
ended 28 days ago Oct 6, 05:37 UTC"next week" passed; still answering on 2026-10-05 19:06 UTC, after the Command Code channel ended
Data policy
no retention
Channel type
agent tool
Checked
Oct 6 · catalogue

Command Code ended✕ humans✕ agents

Tested by us
works · Oct 415 parallel
ⓘchecked Oct 4
Model ID
stealth/space-bunny-alpha
To start
Free models need the Go plan ($1/month + processing fee) or higher
Use it
API · 3 formatshuman only
Free condition
Go plan ($1/month) or higher; the free model costs no credits "while it lasts"
Limit (stated)
not published
Started
Sep 24
End
ended 29 days ago Oct 5, 19:02 UTCtime and zone not given; calls fail from 2026-10-05 19:02 UTC
Data policy
may train
Channel type
agent tool
Checked
Oct 5 · API call

OpenRouter ended✕ humans✕ agents

Tested by us
not measured
Model ID
stealth/space-bunny-alpha
To start
$0 · account Free plan: 50 requests/day
Use it
API · 3 formats
Free condition
OpenRouter account and API key; models marked :free cost $0
Limit (stated)
not checked
Started
Sep 23, 14:49 UTC
End
ended 29 days ago Oct 5, 16:02 UTCextended to Oct 5 on Sep 30; OpenRouter announced the end on Oct 5, 16:02 UTC
Data policy
may train
Channel type
router
Checked
Oct 5 · listing only

OpenCode Zen ended✕ humans✕ agents

Tested by us
works · Oct 610 parallelper-IP limit
ⓘchecked Oct 6 · from 2 networks
Model ID
opencode/space-bunny-free
To start
$0 · no account Free models run inside the OpenCode app with no account; the Zen API key route needs billing details
Use it
CLI only
Free condition
Inside the OpenCode app, no account; the raw API refuses free models (403 FreeTierError); free for a limited time
Limit (stated)
not published
Started
Sep 23
End
ended 14 days ago Oct 20no end date published (Zen said "limited time"); gone from the Zen free catalogue at the 2026-10-20 daily check
Data policy
no retention
Channel type
agent tool
Checked
Oct 20 · catalogue

Kilo Code ended✕ humans✕ agents

Tested by us
not measured
Model ID
stealth/space-bunny-alpha
To start
$0 · no account ":free" models answered in the Kilo CLI without signing in (our test, Oct 6); other models need a Kilo account; non-":free" models answer 401 without sign-in (PAID_MODEL_AUTH_REQUIRED, seen 2026-10-16)
Use it
API · OpenAI chat
Free condition
Kilo account; $0 per token on Kilo's model list
Limit (stated)
not published
Started
Sep 23
End
ended 28 days ago Oct 6model name on Kilo reads "Space Bunny Alpha (retires Oct 5)"
Data policy
unstated
Channel type
agent tool
Checked
Oct 6 · catalogue