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Moonshot AI · Long tasks at a lower cost

Kimi K3

A strong model for long analytical tasks and professional outputs. Pricing is more favorable than for some leading models, but completion can take a long time.

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Costs
Medium to high · approximately $0.94 per Intelligence Index task
Speed
Slow on long, multi-step tasks
Availability
Moonshot AI's online service
Input length
Check the input length for the specific service and version
Inputs
Primarily text; depends on the service used

Data checked . Release date unverified.

Indicative capability profile

Where the model is strong

The five levels are our clear summary of the results below. They are not a ranking that applies to every task.

Analysis High performance when working with information over extended periods.
Coding A strong general foundation, but fewer public details about coding.
Autonomous work across multiple steps Suitable for long tasks that it handles autonomously.
Writing and content Good professional output and analytical quality.
Speed Complex benchmark tasks can take almost an hour.

Ideal use

When to choose it

  • Long research and knowledge tasks
  • A cheaper alternative to the most expensive models
  • Background tasks where waiting is acceptable

Usage boundaries

When to choose another model

  • Real-time interactive communication
  • Short tasks where overhead outweighs the benefit

Traceable supporting sources

Data and measurement sources

Distinguish between the manufacturer's documentation and the results of a specific test. Measurements also depend on the settings and the task set used.

Artificial Analysis

Intelligence Index v4.1

57 points

Third place among the leading models tracked as of July 17, 2026.

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Artificial Analysis

GDPval-AA v2 · AA-Briefcase

1668 · 1547 Elo points

A higher number is better. The result confirms strong autonomous work with information.

Open original source ↗

Trends over time

Related events from AI Radar

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Amazon worth noting

Amazon Bedrock now supports open models for AI coding agents via integration with OpenCode

Developers using AI coding agents can newly adopt OpenCode with open models on Amazon Bedrock as an alternative to closed APIs and, depending on the type of task (debugging, code generation, high volume), switch between specific models.

According to AWS, companies running AI coding agents can run open models (Nemotron, Kimi K3, GPT-OSS) directly within Amazon Bedrock instead of calling closed third-party APIs, which the vendor says brings lower costs, data residency within their own AWS account, and a choice between the Priority, Standard, and Flex pricing tiers.

1 source
Anthropic worth noting

Anthropic pushes for mandatory AI system safety audits in the US

The proposed legislation (e.g., the Massachusetts bond bill) would introduce an obligation to disclose safety frameworks and undergo independent third-party audits for companies developing or deploying AI systems, which would increase compliance costs and risk-documentation requirements.

1 source
kontext

The debate over US policy on open-weight AI models: ban, or leadership in safety

Companies building products on open-weight models (especially Chinese ones) face regulatory uncertainty: in the US, a debate is underway between a possible ban on these models and a strategy in which the US government would instead support the development of safer open-weight alternatives through public procurement and financial commitments to American labs.

1 source

Next step

Compare the model using your actual task.

A benchmark narrows the selection. A short trial on your data determines the choice.

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