Prime Agent

A self-improving RLM harness for long-running coding and research work

Prime Agent vs OpenHands vs OpenCode

	P Prime Agent AI Agents	OpenHands AI Agents	OpenCode AI Agents
What it costs
Pricing	Open source	Open source	Open source
Pricing details	Free and MIT licensed, installed with a checksum-verified script from app.primeintellect.ai. On first launch you run /login and pick either a subscription or an API-key provider, so inference is billed by whichever provider you choose. Prime Intellect publishes no pricing page for the agent itself.	Agent Canvas is free and MIT licensed, self-hosted, with your own LLM key. Teams is $500 a month for up to 10 users (+$50/mo per extra seat) with a 30-day trial and a 5,000 session per month cap. Enterprise is custom. Model tokens are billed by your own provider.	Go subscription $10/month and Go Plus $40/month for open-weight models, with credit top-ups for extra usage. Free models are available. Teams and Enterprise on request.
Price range	No pricing page found	Not available	$0 - $40/mo
Free option	Free tier	Free tier	Free tier
Plans	Free (MIT, bring your own provider)$0/mo	Agent Canvas$0/mo Teams$500/mo EnterpriseContact sales	Free models$0/mo Go$10/mo Go Plus$40/mo EnterpriseContact sales
What it is
What it does	An MIT-licensed coding and research agent from Prime Intellect built on a persistent Python REPL, where context is a variable and subagents are function calls.	An MIT platform for agentic software development that triggers coding agents from GitHub, Slack, Jira or a schedule and runs Claude Code, Codex or its own.	An open source coding agent that runs in your terminal, editor or as a desktop app, and works with 75+ model providers instead of locking you to a single one.
The details
GitHub stars	21,423stars	92,550stars	204,043stars
Language	Rust	TypeScript	TypeScript
License	Not available	MIT License	MIT License
Last commit	30 Sept 2026	3 Nov 2026	4 Sept 2026

Prime Agent AI Agents

What it costs

Pricing: Open source
Pricing details: Free and MIT licensed, installed with a checksum-verified script from app.primeintellect.ai. On first launch you run /login and pick either a subscription or an API-key provider, so inference is billed by whichever provider you choose. Prime Intellect publishes no pricing page for the agent itself.
Price range: No pricing page found
Free option: Free tier
Plans: Free (MIT, bring your own provider)$0/mo

What it is

What it does: An MIT-licensed coding and research agent from Prime Intellect built on a persistent Python REPL, where context is a variable and subagents are function calls.

The details

GitHub stars: 21,423stars
Language: Rust
License: Not available
Last commit: 30 Sept 2026

OpenHands AI Agents

What it costs

Pricing: Open source
Pricing details: Agent Canvas is free and MIT licensed, self-hosted, with your own LLM key. Teams is $500 a month for up to 10 users (+$50/mo per extra seat) with a 30-day trial and a 5,000 session per month cap. Enterprise is custom. Model tokens are billed by your own provider.
Price range: Not available
Free option: Free tier
Plans: Agent Canvas$0/mo
Teams$500/mo
EnterpriseContact sales

What it is

What it does: An MIT platform for agentic software development that triggers coding agents from GitHub, Slack, Jira or a schedule and runs Claude Code, Codex or its own.

The details

GitHub stars: 92,550stars
Language: TypeScript
License: MIT License
Last commit: 3 Nov 2026

OpenCode AI Agents

What it costs

Pricing: Open source
Pricing details: Go subscription $10/month and Go Plus $40/month for open-weight models, with credit top-ups for extra usage. Free models are available. Teams and Enterprise on request.
Price range: $0 - $40/mo
Free option: Free tier
Plans: Free models$0/mo
Go$10/mo
Go Plus$40/mo
EnterpriseContact sales

What it is

What it does: An open source coding agent that runs in your terminal, editor or as a desktop app, and works with 75+ model providers instead of locking you to a single one.

The details