The Blog

Skill vs MCP Server

Skill is the HOW. MCP is the WHAT. - Skill = workflows, logic, templates - MCP = tools, data, actions Only workflow? Use Skill. Only tools/data? Use MCP. Workflow +...

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Rubric-based RL vs Verifier-based RL

As scaling shifts from pre-training to reinforcement learning, two RL modes are emerging: rubric-based RL and verifier-based RL. They mainly differ in what "success" means and how the reward is...

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