Free AI APIs for Decision-optimization - 5 Free AI tools

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Cognitive Bias Labs

AI-powered platform that diagnoses your cognitive biases.

Bias detection

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Released 2mo ago
100% Free

886
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5.0
Signal87 AI

Transform static documents into actionable insights.

Document insights

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11,244 signal87.ai

Clara

🙏 3 karma

Jan 7, 2026

@Signal87 AI

Great platform! Very impressed by the ability to combine documents to generate full research reports or extract data in large PDF files.

3 Reply Share Edit Delete Report

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🇺🇸 United States
Released 5mo ago
Free + from $25/mo

12,380
13
4.8
merchi.ai

AI-generated product content for your entire catalogue.

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10,241 merchi.ai

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🇬🇧 United Kingdom
Released 3mo ago
Free + from $99/mo

10,677
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Impectly

Find profitable startup ideas backed by real revenue data.

Startup idea validation

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Released 1mo ago
Free + from $19/mo

543
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5.0
Stammer

Agency solutions: automate, create, predict models.

Chatbots

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440 stammer.ai

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🇺🇸 United States
Released 3y ago
Free + from $49/mo

1,435
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Cody

Intelligent AI employee trained on your specific business

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681 www.meetcody.ai

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Released 3y ago
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6,606
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3.6

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Luma Agents

Creative agents that make you prolific

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Elango Nadar

Apr 18, 2026

@Luma Agents

one of the crazy thing i ever used you should be

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🇺🇸 United States
Released 3mo ago
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353
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Jestor

Automate tasks and manage your company without expanding your team.

Task automation

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2,077 jestor.com

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Released 1y ago
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Pipedrive

Simplify sales with the #1 user-rated CRM tool.

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Released 2y ago
Free + from $14.70/mo

984
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BenchLLM

Evaluate LLMs and generate quality reports

LLM testing

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Released 2y ago
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1,830
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HelloData

AI-driven real estate strategy for multifamily portfolios.

Real estate data analysis

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536 hellodata.ai

Nicolas Lassaux

🙏 2 karma

Mar 20, 2024

@HelloData

- Seemless onboarding of new properties - Data updated daily - Unlimited searches - Automatic comparables identification - Price Recommendations

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🇺🇸 United States
Released 3y ago
Free + from $250/mo

2,737
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5.0

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