Models

Kimi K3 vs Laguna Xs 2.1 (free)

Compare Kimi K3 from Moonshot AI and Laguna Xs 2.1 (free) from Poolside on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

Moonshot AIKimi K3PoolsideLaguna Xs 2.1 (free)
Moonshot AI logo
Kimi K3
Moonshot AI · text, image, video → text

Kimi K3 is Kimi’s flagship model for long-horizon coding and end-to-end knowledge work, with a 1M-token context window and industry-leading intelligence.

Input$3.00 /M
Output$15.00 /M
Poolside logo
Laguna Xs 2.1 (free)
Poolside · text → text

Laguna XS 2.1 is the latest coding agent model in the 33B-A3B category from Poolside, representing a step forward from the Laguna XS.2 model released in April 2026. It features an extensive context length of 262,144 tokens, allowing it to process large amounts of code and developer inputs. This model provides a robust solution for a wide range of coding agent tasks.

Input$0.00 /M
Output$0.00 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Kimi K3
Laguna Xs 2.1 (free)
Input /M
$3.00
$0.00
Output /M
$15.00
$0.00
Cache read /M
$0.30
$0.00
Context length
1,048,576
262,144
Max output
1,048,576
0
Time to First Token
0.9 s
-
Throughput
73.1 tok/s
-
Modalities
textimagevideo
text
Supported Parameters
thinkingfunction callingstructured outputs
reasoningtool callinglong context
API Formats
chat_completions
Released
-
-

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

kimi-k3laguna-xs-2.1-free

Tokens / day

-

Requests / day

-

Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

kimi-k3laguna-xs-2.1-free

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

Cost calculator

Estimate your monthly bill for the same workload on each model.

Laguna Xs 2.1 (free)
$0.00 /mo
Kimi K3
$405 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

How large is each context window?

Kimi K3 accepts 1,048,576 and Laguna Xs 2.1 (free) accepts 262,144 input tokens.

What inputs and capabilities does each model support?

Kimi K3 accepts text, image and video input and supports thinking, function calling and structured outputs; Laguna Xs 2.1 (free) accepts text input and supports reasoning, tool calling and long context.

Can I call Kimi K3 and Laguna Xs 2.1 (free) with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

Popular comparisons

Related model match-ups readers also look at.