Free planGPTGO
Chatbots & assistants
The site highlights Ask GPT for direct questions, combined search plus ChatGPT responses, multilingual support, and anonymous usage without mandatory signup.
- Free
- API unknown
- Checked Oct 4, 2026
1,214 tools
Research & search
Free plan
Free tier unknownGPTOCR
Productivity (email, docs, PDFs)
GPTOCR presents itself as a ChatGPT-oriented PDF data extraction web app. The Angular site title brands the product as GPTOCR for PDF data extraction, with contact follow-up promised after inquiries.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free planGPT Researcher
Research & search
GPT Researcher is an open-source autonomous research agent that plans sub-questions, gathers web and document sources in parallel, and writes long cited reports. The project ships a Python package, MCP server integrations, and configurable LLM and search backends for developers building deep research workflows.
- Free
- API available
- Checked Oct 4, 2026
Free planGPT Weekly
Research & search
GPT Weekly is a Beehiiv-hosted newsletter curating essential GPT and AI updates without fluff. The landing page invites AI enthusiasts to subscribe for weekly email digests and join the publication’s community.
- Free
- API unknown
- Checked Oct 4, 2026
Free planGramBots
Research & search
GramBots is a curated directory of Telegram bots spanning AI assistants, downloaders, productivity tools, games, and monetization utilities. Visitors browse categories, sort by popularity, and submit bots for listing without using GramBots itself as a hosted bot runtime.
- Free
- API unknown
- Checked Oct 4, 2026
Free tier unknownGrantGPT
Research & search
GrantGPT is a Berlin-built AI platform for researching European Union funding calls with citation-backed search, summarization, and document generation. It aggregates hundreds of active calls for proposals and uses retrieval-grounded LLM features to accelerate grant discovery and drafting prep.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownGraphite Note
Research & search
Graphite Note is a decision intelligence platform for retail, eCommerce, CPG, telco, hospitality, and manufacturing teams. It connects first-party data to causal AI and AutoML so teams predict outcomes, compare feasible actions, and push recommended moves into workflows with visible expected impact instead of static dashboards alone.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free planGraphy app
Research & search
Graphy turns messy spreadsheets into polished, interactive charts with AI-suggested visuals and headline takeaways. You can link Google Sheets, upload CSV or Excel, paste data, or use the API; chat with the dataset; apply brand colors; and export or embed charts for slides, docs, and social posts.
- $16.00/mo · starting plan
- API available
- Checked Oct 4, 2026
Free trialGreat Question
Research & search
Great Question is UX and customer research software for recruiting participants, scheduling studies, paying incentives, and sharing insights. It supports interviews, surveys, prototype tests, repository analysis, AI moderation add-ons, and enterprise governance features.
- $129.00/mo · starting plan
- API available
- Checked Oct 4, 2026
Free trialGrep AI
Research & search
Grep AI offers managed research agents you can run on demand, via API, MCP, schedules, batches, or as a workforce. Pricing sells research credits with Pro and Ultra tiers for higher limits, premium data sources, and custom agent creation.
- $200.00/mo · starting plan
- API available
- Checked Oct 4, 2026
Free planGrokipedia
Research & search
Grokipedia is an open, searchable encyclopedia positioned as a comprehensive collection of knowledge. Visitors can search articles, suggest new topics, and sign in through x.ai accounts to contribute.
- Free
- API unknown
- Checked Oct 4, 2026
Free planGrowthBook
Coding & development
GrowthBook is a warehouse-native platform for feature flags, A/B testing, and product analytics with optional self-hosting. It advertises SDKs for many stacks, an AI visual editor, MCP server integration, and predictable cloud pricing from free tiers to enterprise contracts.
- $40.00/mo · starting plan
- API available
- Checked Oct 4, 2026
Free tier unknownGuac
Business, finance & legal
Guac provides AI-powered demand forecasting for grocery retailers, predicting SKU-level store sales and turning forecasts into ordering and production planning recommendations across stores, DCs, and commissaries.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownGuru
Research & search
Guru is an AI-powered knowledge management platform that unifies enterprise search, an intranet-style wiki, and agentic answers across Slack, Salesforce, SharePoint, and hundreds of other connectors. Teams use it to verify information, automate workflows, and give employees trusted answers in chat.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownGurubase
AI agents & automation
Gurubase lets teams build hallucination-resistant AI agents on top of knowledge bases with citations, live data via API/MCP/Python integrations, and deployments to widgets or chat tools. Pro and Enterprise plans are sold through sales conversations with usage scaled by questions per guru.
- Not listed
- API available
- Checked Oct 4, 2026
Free tier unknownHABIT
AI agents & automation
HABIT builds autonomous research agents aimed at accelerating frontier world models. The public site focuses on research positioning and links teams to an inference platform rather than a self-serve software catalog.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free planHakutaku
Research & search
Hakutaku is an AI-powered corporate knowledge platform positioned as a company second brain. It listens to meetings, reads files, and organizes decisions and learnings so teams can search connected knowledge instead of losing context in calls and chats.
- Free
- API unknown
- Checked Oct 4, 2026
Free tier unknownHalmos Labs
Research & search
Halmos Labs builds autonomous systems that recommend experiments to maximize information per discovery. The product simulates outcomes across models, surfaces assumptions, and ranks experiments that reduce uncertainty fastest.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free planHappenstance
Research & search
Happenstance is an AI people search engine across your connected networks for sales, recruiting, fundraising, and research. Users describe targets in plain language to find matches, mutual connections, and warm intro paths.
- $30.00/mo · starting plan
- API available
- Checked Oct 4, 2026
Free tier unknownHarmonizeAi
Research & search
HarmonizeAi is a customer experience intelligence platform that aggregates consumer feedback from more than 120 sources into one workspace. Teams use it to understand why customers choose competitors, organize unstructured feedback, and act on insights across product, marketing, and retention workflows.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownHarvey AI
Business, finance & legal
Harvey AI is the same Harvey legal platform positioned for research-heavy professional services work: assistants, Vault repositories, and agentic workflows over firm documents and templates. It targets lawyers and knowledge teams who need cited answers and repeatable review pipelines.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownHauservice
Research & search
Hauservice is marketed as an area research tool where visitors enter a postcode or try an example to explore insights about a location. Metadata positions the product around uncovering neighborhood or area information from a simple search entry point.
- Not listed
- API unknown
- Checked Oct 4, 2026
Free tier unknownHeatseeker
Research & search
Heatseeker is an AI market-research platform that pairs synthetic personas grounded in first-party data with live in-market experiments on real buyers. Teams test concepts, messages, creative, and segments in days rather than waiting on traditional panels and quarterly research cycles.
- Not listed
- API available
- Checked Oct 4, 2026
Free tier unknownHebbia
Business, finance & legal
Hebbia builds Matrix, an AI workspace for finance and legal professionals to query massive document sets, spreadsheets, and filings with agentic workflows. Asset managers, banks, and Fortune 500 teams use it for investment research, banking diligence, and corporate knowledge work.
- Not listed
- API unknown
- Checked Oct 4, 2026
Showing 648 of 1,214 tools
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