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Kimi K3 (Free)
moonshotai·moonshotai/kimi-k3-free·GA·Open weights·kimi-k3 series·NEW
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
At a glance
Reference price$0 / $0 per 1M
Cache read $0 · ZenMux
Lowest paidNo paid channels
1 more $0 channels
Context1,048,576
Output limit131,072
Capabilities
✓ Reasoning✓ Tool use✓ Structured outputTemperature✓ Attachments
Modalities
TextImageVideo
Knowledge cutoff—
Released / updated2026-07-16 / 2026-07-16
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers0 with public prices · 1 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| ZenMux | Gateway | Free | $0 | — | 1,048,576 | 131,072 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
This model is $0 across all listed channels (ZenMux).
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)effort = max
Related models
Kimi K3 Fastsame series$4.50 / $22.50Kimi K3 TEEsame series$3.00 / $15.00Kimi K3same series$3.00 / $15.00
Price historyone sample accumulated per data sync
Input listOutput listMin blended