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Agents tracked: 258 Downloads (7d): 219M up 6.1% GitHub stars: 5.5M VS Code installs: 148M Releases (7d): 285 Agent status: 1 with issues Updated Oct 8, 2026

AgentKit by Inngest alternatives

AgentKit by Inngest by Inngest costs Free (OSS) and is open source. If you need something cheaper, open source, self-hosted or simply different, here are 10 alternatives that do the same job, ranked by how widely they are used, with the differences that matter.

10 AgentKit by Inngest alternatives, by popularity

  1. 1
    LangChain · LangChain · Frameworks
    Free (OSS)

    A framework for building LLM applications and agents from composable parts: model integrations, tools, retrievers and prebuilt agent abstractions. Available for Python and JavaScript.

    • Works with local models
    • More widely used (Gid Score 77 vs 32)
  2. 2
    LangGraph · LangChain · Frameworks
    Free (OSS)

    A low-level orchestration framework for building stateful agents as graphs, with durable execution, persistence and human-in-the-loop steps. Available for Python and JavaScript.

    • Works with local models
    • More widely used (Gid Score 69 vs 32)
  3. 3
    AI SDK · Vercel · Frameworks
    Free (OSS)

    Vercel's TypeScript toolkit for building AI applications and agents, with one API across model providers and UI helpers for streaming.

    • Works with local models
    • More widely used (Gid Score 67 vs 32)
    • Growing fast: usage up 25% in 30 days
  4. 4
    Strands Agents · AWS · Frameworks
    Free (OSS)

    An open-source SDK from AWS for building and controlling agents in Python and TypeScript.

    • Works with local models
    • More widely used (Gid Score 63 vs 32)
  5. 5
    Claude Agent SDK · Anthropic · Frameworks
    Free (OSS)

    Anthropic's SDK that exposes the agent loop, tools and context management behind Claude Code, for building custom agents in Python and TypeScript.

    • More widely used (Gid Score 60 vs 32)
  6. 6
    Mastra · Mastra · Frameworks
    Free (OSS)

    A TypeScript framework for building agents and AI workflows, with memory, evals, retrieval and observability built in.

    • Works with local models
    • More widely used (Gid Score 59 vs 32)
  7. 7
    Deep Agents · LangChain · Frameworks
    Free (OSS)

    A batteries-included agent harness built on LangGraph, with planning, a virtual file system and sub-agents for long-running tasks.

    • Works with local models
    • More widely used (Gid Score 57 vs 32)
  8. 8
    CopilotKit New · CopilotKit · Frameworks
    Free + $39/mo

    A full-stack SDK for agent-native application frontends with chat UI, generative UI, shared state and human-in-the-loop for React, Angular, Vue, React Native and chat channels; the team maintains the AG-UI protocol.

    • More widely used (Gid Score 57 vs 32)
  9. 9
    Cloudflare Agents SDK · Cloudflare · Frameworks
    Free (OSS)

    Cloudflare's SDK for building stateful agents that run on Workers and Durable Objects.

    • More widely used (Gid Score 56 vs 32)
    • Growing fast: usage up 28% in 30 days
  10. 10
    OpenAI Agents SDK · OpenAI · Frameworks
    Free (OSS)

    OpenAI's lightweight framework for multi-agent workflows, with handoffs, guardrails, sessions and tracing. Available for Python and TypeScript.

    • More widely used (Gid Score 54 vs 32)

AgentKit by Inngest vs alternatives at a glance

AgentPriceFree to startOpen sourceMCPLocal modelsGid Score
AgentKit by InngestFree (OSS) ✓✓ ✓ ? 32
LangChainFree (OSS) ✓✓ ✓ ✓ 77
LangGraphFree (OSS) ✓✓ ✓ ✓ 69
AI SDKFree (OSS) ✓✓ ✓ ✓ 67
Strands AgentsFree (OSS) ✓✓ ✓ ✓ 63
Claude Agent SDKFree (OSS) ✓✓ ✓ ? 60
MastraFree (OSS) ✓✓ ✓ ✓ 59
Deep AgentsFree (OSS) ✓✓ ✓ ✓ 57
CopilotKitFree + $39/mo ✓✓ ✓ ? 57
Cloudflare Agents SDKFree (OSS) ✓✓ ✓ ? 56
OpenAI Agents SDKFree (OSS) ✓✓ ✓ ? 54

Prices from the vendors' pricing pages; features from official docs (“?” means not documented). Full feature comparison · All prices

How teams use these tools

FAQ

What is the best alternative to AgentKit by Inngest?

By usage, the closest alternative is LangChain, followed by LangGraph, AI SDK, Strands Agents.

Is there a free alternative to AgentKit by Inngest?

None of the closest alternatives has a free tier.

Is there an open-source alternative to AgentKit by Inngest?

Not among the closest alternatives we track.

How do these AgentKit by Inngest alternatives compare on price?

LangChain: Free (OSS); LangGraph: Free (OSS); AI SDK: Free (OSS); Strands Agents: Free (OSS); Claude Agent SDK: Free (OSS); Mastra: Free (OSS).

AgentKit by Inngest: pricing, features and stats · All agent frameworks and SDKs · Find the right agent in 4 questions