Writing & docs

Free tier unknown

Carousel Technologies

Assistant

Carousel is an AI assistant for Microsoft Excel that builds spreadsheets and financial models in minutes instead of hours.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Cartage

Assistant

Cartage builds Wilson, an AI logistics teammate for manufacturers and distributors that works from a company email inbox and playbook. Wilson creates loads, books freight, tracks shipments, negotiates rates, and pushes updates through email, Slack, Teams, sheets, and ERP workflows without a separate portal.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free trial

Cartwheel

Assistant

Cartwheel builds AI motion tools for turning video into production-ready animation, generating human motion from text, and editing performances. Its Swing apps cover performance capture, generation, and editing with credit-based usage, MCP/API access on higher tiers, and a 7-day free trial.

• Not listed
• API available
• Checked Oct 4, 2026

Free tier unknown

Casca

Assistant

Casca is an AI lending platform that helps FDIC-insured banks and non-bank lenders automate business loan origination. The homepage claims partners can close business loans up to ten times faster by automating roughly ninety percent of manual SBA, commercial, and USDA origination work with generative AI tools.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free plan

Cascadeur

Assistant

Cascadeur is a 3D character animation application combining keyframe editing with AI-assisted inbetweening, AutoPosing, ragdoll physics, mocap cleanup, quadruped rigs, and AI motion generation. It targets animators and studios with free non-commercial access plus paid Indie, Pro, and Teams subscriptions.

• Free
• API unknown
• Checked Oct 4, 2026

Free plan

CaseOdds.ai

Assistant

CaseOdds.ai offers free, anonymous AI-generated overviews for personal-injury situations by cross-checking multiple models and legal-AI prompts. Visitors describe their scenario, receive balanced informational summaries—not legal advice—and can explore attorney practice areas without creating an account.

• Free
• API unknown
• Checked Oct 4, 2026

Free to start

CaseStudyPrep

Assistant

CaseStudyPrep AI simulates McKinsey, BCG, and Bain case interviews with a voice-powered AI interviewer, real-time feedback, and a library of interviewer-led, candidate-led, fit, and BCG Casey cases. Candidates can buy case packs or contact the vendor for university and enterprise deployments.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Casey

Assistant

Casey is a business insurance brokerage that shops more than one hundred carriers to match coverage for trucking, construction, and other industries. A specialist learns your operations in plain language, builds the application, compares bindable quotes side by side, and handles certificates, claims, and renewals afterward.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free to start

Cash Flow Portal

Finance

Cash Flow Portal is investment management software for real estate and private equity sponsors. It combines LP portals, CRM, fund administration, accounting integrations, AI underwriting, and banking workflows to raise and operate capital.

• Not listed
• API available
• Checked Oct 4, 2026

Free tier unknown

Cast.app

Assistant

Cast.app provides customer-facing AI agents for post-sales teams to automate onboarding, adoption, renewals, expansions, and churn reduction. Agents integrate with customer data sources, scale net revenue retention without linear headcount growth, and target startups through enterprise CS organizations.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free plan

Castly

Writing

Castly combines conversational AI with a rich text editor so writers can brainstorm, pull insights from uploaded PDFs, refine selections, and publish quickly. Plans range from a free tier with conversation and upload caps to Castly PRO with unlimited publishing and larger PDF limits.

• $12.00/mo · starting plan
• API unknown
• Checked Oct 4, 2026

Free plan

Casual GAN Papers

Research

Casual GAN Papers publishes plain-language summaries of influential machine learning and generative AI research papers. Readers browse numbered posts explaining models such as diffusion, CLIP-guided generation, and video editing techniques in short blog articles.

• Free
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Catalogue Flow

Assistant

CatalogueFlow automates product catalogue copy, visuals, and conversational commerce for retail teams. Modules include CatalogueFlow for descriptions, ImageFlow for on-brand visuals, AI Search, and Personal Shopper or voice channels with API access and governance controls for large SKU counts.

• Not listed
• API available
• Checked Oct 4, 2026

Free plan

CatGPT

Assistant

CatGPT is a lightweight demo chatbot where self-described cat experts answer cat-related questions. Created by Arpit Agarwal as a LangChain-style example, it offers a playful Q&A interface without accounts or published commercial features.

• Free
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Cat Identifier

Assistant

Cat Identifier is a mobile-focused app that identifies cat breeds from photos and explains blended ancestry. Marketing copy invites users to snap a picture to learn breed traits, positioning the tool for curious cat owners researching breed mixes.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free to start

Cclarity

Assistant

Cclarity is a LinkedIn MCP connector that brings first-party LinkedIn engagement data into Claude, ChatGPT, and other MCP clients. After a one-time LinkedIn authorization, your AI can rank engagers by ICP fit, surface warm leads, and draft outreach based on what already performs on your posts.

• $29.00/mo · starting plan
• API available
• Checked Oct 4, 2026

No free plan

Cedille

Writing

Cedille is a French-focused NLP writing platform from Coteries at EPFL Innovation Park. It helps users generate, summarize, and rewrite text through a browser studio powered by open models such as GPT-J, with a public try flow and API access for integrators.

• Not listed
• API available
• Checked Oct 4, 2026

Free plan

Ceerly

Assistant

Ceerly is an online spiritual guidance hub offering free tarot spreads, daily horoscopes, psychic-style readings, palm scans, numerology, and dream interpretation through web and mobile apps with AI-assisted interpretations.

• Free
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Celayix

Assistant

Celayix is workforce shift-management software for complex, compliance-heavy operations. It covers scheduling, time and attendance, mobile employee apps, and AI-assisted automation so supervisors keep qualified staff in every shift and move accurate hours to payroll.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free to start

CelebMaker AI

Assistant

CelebMaker AI is an uncensored adult creative platform for AI images, edits, face swaps, short video clips, and multi-scene Studio productions. It bundles 70+ models, character training, and a shared credit pool across generation and editing tools.

• $19.99/mo · starting plan
• API available
• Checked Oct 4, 2026

Free plan

CelebrateAlly

Assistant

CelebrateAlly creates personalized celebration books and AI-assisted messages, cards, and images for holidays, birthdays, weddings, and family milestones. Users preview books for free, pay once per book or buy credit packs for lighter AI tools.

• Free
• API unknown
• Checked Oct 4, 2026

Free tier unknown

celebrityagent.com

Assistant

Celebrity Agent REES is an AI-driven real estate marketing platform for agent teams.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free to start

celential.ai

Assistant

Celential.ai was an AI virtual recruiter that sourced technical and sales talent with personalized outreach at scale. Wellfound acquired Celential in 2024 and integrated its talent graph into RecruiterCloud, while celential.ai now redirects to Wellfound’s recruiting platform.

• Not listed
• API unknown
• Checked Oct 4, 2026

Free tier unknown

Celp

Assistant

Celp AI builds orchestrated ecosystems of department-specific agents grounded in each client’s business knowledge. It extracts organizational context through interviews, connects specialized agents, and continuously improves outcomes with reinforcement learning.

• Not listed
• API unknown
• Checked Oct 4, 2026

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