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Agentsmith vs Calljmp

Calljmp offers managed backend for AI agents as code, lacking built-in prompt versioning.
AgentsmithOpen Source Prompt CMS • develop AI agents with peace of f*cking mind!CalljmpAI agents as Code, on a managed backend

Side by side

What it is
Agentsmith:Agentsmith is an open-source Prompt CMS for authoring, testing, versioning and syncing AI prompts.
Calljmp:Calljmp provides a TypeScript-native, managed backend for building, deploying and scaling AI agents and workflows.
Best for
Agentsmith:Centralized prompt authoring and Git sync
Calljmp:Code-native AI agent backend
Who it’s for
Agentsmith:Prompt engineers, developers building AI agents, and teams needing centralized prompt management.
Calljmp:SaaS product teams, technical founders, and developer agencies building AI features.
Pricing
Agentsmith:Freemium
Calljmp:Freemium
Plans
Agentsmith:Free Free
Calljmp:Solo $20 per month · Pro $99 per month
Open source
Agentsmith:Yes, 55 GitHub stars
Calljmp:—
Works with
Agentsmith:OpenRouter, GitHub
Calljmp:GraphQL, gRPC, Databases
DevHunt upvotes
Agentsmith:2
Calljmp:35
Launched on DevHunt
Agentsmith:Aug 2025
Calljmp:Feb 2026

Agentsmith features

  • Jinja-based authoring. Write prompts with Jinja syntax and compose reusable instructions.
  • Variable extraction. Editor auto-detects variables and lets you mark them required or optional.
  • Model testing. Test prompts against any OpenRouter-supported LLM directly in the Studio.
  • GitHub sync. Push and pull prompt templates and config as files via pull requests.
  • Generated types. Compile-time type generation prevents silent usage errors.
  • Metrics & analytics. Built-in logging, usage metrics and retention controls per plan.
Agentsmith on DevHunt →Alternatives

Calljmp features

  • TypeScript-native agents. Write agents and workflows directly in TypeScript with full type safety.
  • Managed execution & scaling. Calljmp handles agent runtime, state, retries, timeouts and HITL without infrastructure.
  • Observability dashboard. Unified traces, logs, metrics and cost tracking for all agents.
  • Zero-config integrations. Connect to REST/GraphQL/gRPC APIs, databases and services as tools without setup.
  • Human-in-the-loop. Add approval flows and manual reviews into any agent workflow.
  • Memory & knowledge store. Persistent context and vector/hybrid search for documents, APIs and datasets.
Calljmp on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.