Top Fiber AI Alternatives in 2026

BetterContact is the closest match to how Fiber.ai actually charges: you feed it a list of names or partial records, it waterfalls the lookup across 20+ data providers, and it only draws a credit when the result comes back verified. Starter costs $15 a month for 200 credits, roughly 200 verified emails or 20 mobile numbers, a far lower entry point than loading credits into Fiber with no plan at all. The tradeoff is scope. BetterContact only enriches records you already have. It has no search database, no company or people discovery, and no reverse email-to-LinkedIn or Google Maps lookups the way Fiber does. Its official integrations stop at HubSpot, Google Sheets, and Make, though a Clay connector on Pro opens up a wider workflow. Pick it if your job is filling gaps in an existing list, not finding new prospects.

Clay is the pick for teams that like Fiber's usage-based approach but want more built around it. Both charge by consumption instead of seats, but the AI underneath works differently: Fiber's MCP server and coding-agent plugin let a developer query its data from inside a coding assistant, while Clay's Claygent agents and Sculptor workflow builder go do multi-step research on their own, reading pages and drafting outreach without a human at the keyboard. Clay pulls from 200+ data providers in a waterfall and layers in its own email Sequencer, so a team can go from enrichment to outreach without leaving the tool, something Fiber's API-only approach doesn't offer. The cost floor is much higher though. Launch starts at $185 a month for a minimum 15,000 actions and 2,500 data credits, and running out mid-cycle means paying a 30% top-up premium. Actions also don't roll over, unlike Fiber's straightforward pay-per-match credits. Choose Clay when you want a full enrichment-to-outreach workflow builder, not just a data API.

Prospeo covers the same emails-phones-firmographics job as Fiber but through a published, self-serve credit system instead of pure pay-per-match. The Free plan has no time limit, includes the Chrome extension and AI Search, and gives 100 credits a month, so you can test real data quality before paying anything, something Fiber doesn't offer at all. Starter runs $49/seat/month for 2,000 credits, and unused credits roll over indefinitely on any plan. Growth and Pro add native HubSpot and Salesforce sync plus job-change tracking and ICP detection, features Fiber's API-first design leaves for the buyer to build themselves. What you give up versus Fiber is the niche stuff: no reverse email-to-LinkedIn lookup, no Google Maps business search, and mobile reveals still cost 10x an email in credits. Good fit if you want CRM-native enrichment with a real free tier to try first.

Lusha does the same core job as Fiber, turning a lead list into verified emails and direct dials, but sells it as a per-seat credit plan you can browse and buy without a sales call. Starter is $49.90/month per seat for 400 credits, cheaper on annual billing at $32.45/month. It runs as a browser extension on LinkedIn and company pages in addition to a web app and API, which suits reps who prospect by hand rather than through code. The catch: phone reveals cost 10 credits versus 1 for an email, so phone-heavy workflows burn through a plan fast, and bulk enrichment caps out around 25 contacts a session, well short of Fiber's list-processing model. Lusha also lacks Fiber's niche endpoints like reverse email-to-LinkedIn or Google Maps search. Pick it if your team wants a familiar browser-based tool with transparent per-seat pricing instead of variable API billing.

Apollo covers company and people data like Fiber does, but wraps it inside a full sales engagement platform with sequences, a built-in dialer, and an AI research assistant, all for one per-seat subscription. Basic starts at $49/seat/month billed annually with 30,000 credits per seat a year, and even the Free plan gives full access to the 230M+ contact database with 900 credits. Where Fiber only hands you the data and expects you to build outreach elsewhere, Apollo handles the send too: email, phone, and manual LinkedIn tasks in the same sequence. The credit system still sits on top of the seat price, so active users unlocking a lot of emails and phone numbers can burn through the annual allotment faster than the sticker suggests. Apollo also ships an MCP server, so teams building agent workflows aren't locked out of that pattern either. Best for teams that want data and sequencing in one bill.

Persana AI is the nearest match to Fiber on paper: a single credit pool covering email, phone, and company enrichment, with a published price and credit count on every plan except Enterprise. Its AI agents go further than Fiber's own AI angle, though. Fiber's coding-agent plugin just lets a developer pull its data into a Claude Code or Cursor session, while Persana's agents research a prospect on their own, reading a careers page and drafting outreach without a human driving each step. Free gives 50 credits with no billing required, and Starter is the only plan billed monthly, at $85. The reason it ranks last here is a business risk, not a product one. On March 30, 2026, Persana announced it is joining Rox and sunsetting the standalone platform, migrating existing customers over. The site and pricing page were still live and taking signups when we checked, but the company itself has said this is a transition. Treat this as a short-term option at best, and confirm directly with Persana or Rox what migration looks like before committing budget to it.