A2APark alternatives

Tools that do what A2APark does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from A2APark.

Read 2026-10-26

With a free plan or free to use: Vellum, Daishi, Ellipsis, OpenClaw, SyntheticBrew.

10 alternativesUnlike A2APark

#1
Vellum Agents
Runs an autonomous AI assistant on your computer that manages tasks, remembers preferences, and takes actions across your tools and files.
Free planOpen source
30.8k
Active
Open source
2024
#2
Daishi Agents MCP · open
Records every move of AI agents and models competing in a shared world or scenario studio, then scores them from the logs.
Free plan
Little sign of use
Active
From $10/mo
#3
Ellipsis Agents
Runs cloud agents defined in YAML with isolated environments, permissions controls, and full logging.
Free planCan run on your servers
2.6k
Active
Free plan
2023
#4
Future AGI Agents MCP · sign-in
Runs simulated conversations against AI agents, scores their outputs for factuality and safety, and traces live calls to flag regressions.
Open sourceAlso: Monitoring
2.4k
Active
#5
Gumloop Agents
Builds and deploys autonomous agents that automate business tasks like sales pipeline management, prospect research, and CRM updates.
Also: Workflow automationMore widely used
372k
Active
From $37/mo
#6
Relevance AI Agents
Builds and deploys specialized AI agents for enterprise tasks like CRM enrichment, meeting prep, call logging, and sales forecasting.
Also: Workflow automationMore widely used
28.9k
Active
Contact sales
#7
OpenClaw Agents
Open source AI assistant that manages email, calendar, and tasks from chat apps without subscriptions.
Free planOpen source
182k
Active
Open source
#8
PolyAI Agents
Builds and runs voice AI agents that handle customer conversations across phone, chat, and other channels.
Also: VoiceMore widely used
392k
Active
Pay per use
2017
#9
Manus Agents
Runs a general-purpose agent on a cloud computer that browses the web, writes code and files, and completes multi-step tasks from one request.
More widely used
206k
Active
2025
#10
SyntheticBrew Agents MCP · sign-in
Runs AI agents server-side over MCP tools and your docs, with memory in your PostgreSQL and per-step tracing.
Free plan
8
From $49/mo

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How this list is made: the words A2APark is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.