Arne Kellmann alternatives

Tools that do what Arne Kellmann 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 Arne Kellmann.

Read 2026-10-28 · Arne Kellmann itself: From ≈ $134 per use

With a free plan or free to use: Parallel Web Systems, Jina AI, Voyage AI, PageIndex, Octen, Exa, OpenMark.

10 alternativesUnlike Arne Kellmann

#1
Buzzy Developer tools MCP · sign-in
Converts prompts, designs and API specs into a single app definition that runs on a shared engine to produce web and mobile apps.
Same job
427
From $20/mo
#2
Parallel Web Systems Retrieval (RAG)MCP · sign-in
Provides web search API for AI agents to retrieve real-time information with citations.
Free planAlso: Agents, Search
76.5k
Active
From $0.00 per use
2023
#3
Jina AI Retrieval (RAG)
Converts URLs to markdown and provides multimodal embeddings and reranking for search and retrieval systems.
Free planAlso: RAG, Search
9.1k
Active
From $50 per use
2020
#4
Voyage AI Retrieval (RAG)
Generates embeddings and reranks search results to improve retrieval quality for unstructured data.
Free planAlso: RAG, Vector database
13.7k
Active
Free plan
#5
PageIndex Retrieval (RAG)MCP · open
Indexes documents to enable retrieval and question-answering with traced sources.
Free planAlso: RAG
942
Active
From $0.01 per use
#6
Octen Retrieval (RAG)MCP · sign-in
Provides real-time web search, content extraction, and multimodal embeddings for AI agents and LLM applications.
Free planAlso: Agents, Search
57
Active
From $2,099/mo
#7
Exa Retrieval (RAG)MCP · open
Provides web search API and data indexing for AI agents with real-time web crawling and structured data extraction.
Free planAlso: Search, Data extraction
183k
Active
From $4 per use
#8
OpenMark Analytics MCP · open
Benchmark and compare AI models on custom tasks with deterministic scoring.
Free planAlso: Evaluation, Analytics
234
Active
From $29/mo
#9
Cohere Retrieval (RAG)
Provides generative language models and retrieval optimization for enterprise AI applications.
Also: RAGMore widely used
26.1k
Active
From $2,000/mo
2019
#10
Pinecone Retrieval (RAG)
Stores and retrieves vector embeddings at scale for retrieval-augmented generation and agent knowledge systems.
Also: Vector database, RAGMore widely used
91k
Active
From $20/mo
2019

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How this list is made: the words Arne Kellmann 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.