Black Meridian alternatives

Tools that do what Black Meridian 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 Black Meridian.

Read 2026-10-22 · Black Meridian itself: Free plan · From $20/mo

With a free plan or free to use: Writingmate, Nodea, Chat Free AI, JustSimpleChat, OpenClaw, Prism.

10 alternativesUnlike Black Meridian

#1
Writingmate Agents MCP · sign-in
Runs chats across GPT, Claude and Gemini models in one thread, with file uploads, web search and image generation.
Also: Image
8.4k
Active
From $19.99/mo
2022
#2
Nodea Productivity
Branching chat canvas that forks replies into separate paths instead of linear threads, built on Claude models.
CheaperAlso: Agents
21 linking domains
Active
From $8/mo
#3
Chat Free AI Agents
Accesses 35 AI models including ChatGPT, Claude, and Gemini in a single chat interface without login.
Cheaper
3.7k
Active
From $14.99/mo
#4
JustSimpleChat Agents
Access 410 AI models from 9 providers through one chat interface with automatic routing and side-by-side comparison.
Cheaper
53
Active
From $7.99/mo
#5
OpenClaw Agents
Open source AI assistant that manages email, calendar, and tasks from chat apps without subscriptions.
Open sourceAlso: Agents
182k
Active
Open source
#6
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
#7
Whizi Agents
Accesses multiple AI models including GPT, Claude, and Gemini in one interface with unified billing.
Cheaper
326
Active
From $15.99/mo
#8
Prism Agents
Native macOS AI assistant that suggests actions proactively and runs multiple AI models locally or via API.
CheaperAlso: Agents
4
Active
From $3/mo
#9
Sierra Support
Runs customer service agents for brands that answer and resolve customer conversations across chat, SMS, email and phone.
Also: Agents, Workflow automationMore widely used
11.9k
Active
2023
#10
Genspark AI assistants
Runs an agent that researches a topic and produces slides, spreadsheets, documents and web pages from a text prompt, inside one chat workspace.
Also: AnalyticsMore widely used
227k

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How this list is made: the words Black Meridian 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.