Head to head · Extraction · October 2026 research run

BrowserAct vs SoldFetch

SoldFetch scores 58 (C) on agent readiness against BrowserAct's 44.4 (E), and leads in 4 of 7 scored categories. BrowserAct leads on schema & documentation and maintenance & community. Both do extraction.

Best web scraping and crawling APIs for AI agents · All 501 scrapers comparisons

Best browser automation tools for AI agents · All 283 browser comparisons

Which one, for what

BrowserAct E

Best for Teams that want no-code, prompt-built scrapers an agent can rerun on a schedule.

Ahead on

  • Schema & documentation, 76 against 68
  • Maintenance & community, 61 against 49

Watch for

No status page, SLA, 429 guidance or idempotency keys

SoldFetch C

Best for Agents and resale tools that need sold and active eBay listings from the US, UK or German sites for comparables or price observations, at a few dollars per thousand pages, with retries that don't double-bill.

Ahead on

  • Reliability, 55 against 23
  • Agent ergonomics, 75 against 49
  • Security & auth, 62 against 41
  • Payments & pricing, 40 against 25

Also in its favour

  • Free to start without a card

Watch for

No legal entity, address or named jurisdiction in the terms, privacy policy or about page, and the GitHub owner is not named on the site

Why the edge

Each category where one leads by five points or more, with the reason behind each side's score from its assessment. The numbers are in the table below; this is what they stand for.

Reliability SoldFetch +32

BrowserAct 23

Hosted reading. No status page found (0) and no readable incident history (5). The docs say there are no rate limits, and give concurrency by plan (2 free, up to 20 for paid API users) and a 7-hour task cap (8). No 429 or retry guidance, and no idempotency keys on task creation (0). No SLA (0). No beta label on the API or MCP server (10). 0 + 5 + 8 + 0 + 0 + 10 = 23.

SoldFetch 55

Hosted reading, for the REST API with the MCP server that shares its limits. SoldFetch's own status page at https://soldfetch.com/status lists ebay.com, ebay.co.uk and ebay.de as components, checked every five minutes, all operational on 3 November 2026, but keeps no incident log or uptime history, so half credit (10 of 20). No readable incident history, so the floor (5). Limits are published with numbers, 10 data requests a minute and 1 concurrent on Basic and 60 a minute and 5 concurrent on paid plans, per workspace across keys and interfaces, with a separate 60 a minute for usage and history (15). 429 is documented for workspace rate, concurrency and quota limits, 503 upstream_rate_limited carries a Retry-After header in seconds and the error schema an optional retryAfter, the docs ask for bounded backoff with jitter and name what not to retry, and REST data calls take an Idempotency-Key with a free replay for 24 hours and 409 on changed inputs; job submissions have no key, but the docs say to check existing jobs before resubmitting and allow one active job per workspace (15). No SLA on self-service plans; terms 11.2 keep uptime commitments to a signed enterprise order form (0). No beta or preview label on the API or the MCP server; three of the eight recognised eBay sites are enabled 'at launch' (10). 10+5+15+15+0+10 = 55.

Agent ergonomics SoldFetch +26

BrowserAct 49

Graded on the API, since the MCP tool list isn't published. Task results come back whole, with no field selection found (10). Lists of bots, templates and tasks are paginated (15). Errors carry numeric codes with documented meanings for a few cases (12). No idempotency key on task creation; webhooks and a status endpoint avoid polling loops (5). No official SDK in two languages; the CLI is Python (7). 10 + 15 + 12 + 5 + 7 = 49.

SoldFetch 75

API reading. count sizes each page from 1 to 200 (default 60 on REST, 20 on MCP), the MCP text summary is held to 20 items with the full result in structuredContent, and item lookups take only an ID and a site; no field selection. On the MCP reading three tools would score 25 (20 of 25). Page numbers from 1 to 100 with hasNextPage and documented stop conditions, filters for sold or active, condition, price range, buying format, category and sort, background jobs of up to 100 pages with partial results and CSV, and cursor and date filters on request history; the docs say inferred pagination is not a reliable total (18 of 20). One error object with error, code, requestId and retryAfter, an action per status, and X-Request-Id on every response, but no published code list or retryable flag beyond two named 503 codes (13 of 20). Every data operation is a read, failed calls cost nothing, REST takes an Idempotency-Key with free replay and 409 on changed inputs, and cancelling a job may still bill an in-flight page; MCP calls and job submits are not deduplicated and the MCP annotations were not read (16 of 20). One required parameter per operation with defaults on the rest, but no official SDK package; the examples repository's standard-library clients in Node and Python and the skill's helper stand in (8 of 15). 20+18+13+16+8 = 75.

Security & auth SoldFetch +21

BrowserAct 41

One account-wide API key type, revocable and listed with last-used time, but without scopes or expiry (18). Confirmation Required mode holds purchases and asset creation or deletion for approval in the BrowserAct page (14). Scraped pages are untrusted, and no prompt-injection guidance was found (3). Keys show last use and runs keep logs (6). No security page, disclosure policy, certification or bug bounty found (0). 18 + 14 + 3 + 6 + 0 = 41.

SoldFetch 62

Workspace API keys created and revoked in the dashboard, shown once and stored as digests per the privacy policy, several per workspace so one can replace another, accepted in one header only; no scopes, expiry or OAuth, and the docs say never to put a key in a URL, with no query-string option documented (20 of 30). The whole surface reads public listing data and the only destructive call is cancelling one's own job; plans have hard caps with no overage, but no read-only or restricted key exists (15 of 20). Every response carries third-party listing text. The AI agents guide, the MCP README, SECURITY.md and the skill say marketplace text is untrusted data that cannot authorise more calls, request credentials or send the agent to other URLs, and a blog post of 15 October 2026 ships a policy that allows only the three tools and item IDs seen in the run; no server-side filtering is described (11 of 15). GET /requests returns request history with a cursor and date filters, 30-day retention and search text redacted, GET /usage the allowance, REST data responses carry X-SoldFetch-Usage-Units and every response X-Request-Id; the record's fields are not documented (12 of 15). No security.txt (client error), bug bounty, SOC 2 or ISO 27001; the repositories' SECURITY.md files give a reporting route to contact@soldfetch.com (4 of 20). 20+15+11+12+4 = 62.

Payments & pricing SoldFetch +15

BrowserAct 25

No x402, MPP or L402 (0). Plan prices and credit costs per bot build, run and workflow step are public, but there is no direct per-call price (15). A free plan with 200 credits; whether it needs a card isn't stated (10). A person signs up and creates the key in the dashboard (0). 0 + 15 + 10 + 0 = 25.

SoldFetch 40

No x402, MPP or L402 on the pricing page, terms, llms.txt or docs, and no third-party machine payment route was found; the RapidAPI alias does not take RapidAPI authentication (0). Per-unit pricing is public without a login, 1 unit per successful search page or item lookup, $9 for 2,000, $29 for 10,000 and $79 for 50,000 a month, with what is and isn't charged stated (20). Basic gives 100 units once and the terms say no payment method is required (20). A person signs in through the browser and creates a key in the dashboard; no keyless API route or programmatic key creation, and the anonymous playground is a web page for people (0). 0+20+20+0 = 40.

Maintenance & community BrowserAct +12

BrowserAct 61

browser-act-cli 1.6.2 on 5 November 2026, read from PyPI's release feed (30). Six CLI releases from 15 October to 5 November (20). A closed service with a support address, but no public changelog or issue tracker found (8). No official SDKs and no entry in the official MCP registry (0). The CLI package carries no licence or repository in its metadata (3). 30 + 20 + 8 + 0 + 3 = 61.

SoldFetch 49

Closed service. The latest dated changes are commits to all three public repositories and four blog posts on 27 October 2026, and the docs sitemap dates the authentication page 30 October 2026 (30). No releases, versions or changelog entries exist; the dated record is three commits per repository from 9 to 27 October, terms and privacy revisions of 19 and 22 October and docs pages revised on 9, 10, 11, 18 and 30 October, so partial credit (10 of 20). No public changelog; support is a contact form and contact@soldfetch.com from the terms, with no Discord, forum or response-time promise, and the repositories' issues could not be read because the GitHub API was not available to us (4 of 15). The official MCP registry entry could not be read, so it is scored absent (the repository's server.json names io.github.ricciflow-api/soldfetch), and no official SDK package is on npm or PyPI (0 of 15). Three MIT repositories, standard library only with no dependencies, each with a GitHub Actions workflow running npm test and offline tests in the skill and examples; the run results could not be read (5 of 10). 30+10+4+0+5 = 49.

Schema & documentation BrowserAct +8

BrowserAct 76

An OpenAPI 3.0.3 document behind the API reference (25). llms.txt on both the site and the docs, with Markdown pages (10). Endpoint descriptions explain the run flow (find a bot, read its input_schema, then run) and when to use the lighter status endpoint (14). Inputs are typed, but a run's input is an object shaped by each bot's own schema (10). Examples per endpoint and named error codes such as 10879 and 10127; no full error table found (10). The path carries v3, but no changelog was found (7). 25 + 10 + 14 + 10 + 10 + 7 = 76.

SoldFetch 68

API reading, with the MCP server described. An OpenAPI 3.1 file is published at https://soldfetch.com/api/v1/openapi.json, under a path robots.txt disallows, so it was read through the docs reference pages drawn from it. Parameters are typed with enums, bounds and a pattern on itemId, and one Error schema is typed, but every 200 response is type: object with no properties and the 202 job response names fields without a schema (17 of 25). llms.txt on the site and the docs, llms-full.txt, and Markdown twins of the docs pages (10). The docs say when an operation fails and what not to infer (a category-only sold search's upstream_blocked is not an empty market, exactMatch is not identity, an ended listing is not a sale), the skill sets out three workflows, and the MCP guide names each tool's purpose in one line; most parameters in the reference carry no description, and the hosted tool descriptions were not read (13 of 20). ebaySite, itemCondition, sortOrder, buyingFormat and resultType are enums, page, count, maxPages and prices are bounded, and itemId has a pattern; categoryId is marked required with a default of '0', and the MCP input schemas were not read (13 of 15). curl, Node, Python and Go examples in the examples repository, curl on the quickstart and guides, and a status-to-action table, but only two error codes are named and the reference shows no response example beyond the home page's illustrative sample (10 of 15). Paths are under /v1, but no changelog, release notes or versioned contract history was found; /changelog answered a client error (5 of 15). 17+10+13+13+10+5 = 68.

Score by category

CategoryWeight this runBrowserActSoldFetchEdge
Reliability16%202355SoldFetch +32
Performance10%pendingpendingpendingnot scored in this run
Schema & documentation13%16.27668BrowserAct +8
Agent ergonomics13%16.24975SoldFetch +26
Security & auth14%17.54162SoldFetch +21
Payments & pricing10%12.52540SoldFetch +15
Task success10%pendingpendingpendingnot scored in this run
Maintenance & community7%8.86149BrowserAct +12
Transparency & trust7%8.84441BrowserAct +3
Negative events≤1500
TotalE 44.4/100C 58/100

Facts side by side

FactBrowserActSoldFetch
KindHTTP APIHTTP API
VendorHongkong Ziniao Technology Co., LimitedSoldFetch
Hosted endpointhttps://mcp.browseract.com/mcp/https://soldfetch.com
TransportsStreamable HTTPHTTP, Streamable HTTP
AuthAPI keyAPI key
PricingFreemiumFreemium
x402nono
LicencenoneProprietary hosted service under SoldFetch's terms of service (effective 22 September 2026, updated 19 October 2026), which name no legal entity or jurisdiction. The public MCP metadata, agent skill and API examples repositories are MIT, copyright SoldFetch
Tools exposednone3
Read-only variant documentednono
llms.txtyesyes
Last release2026-11-052026-10-27
Terms last updated2025-05-15not read yet
Privacy policy last updated2025-05-15not read yet
Customer content may train modelsnot found in the textnot read yet
Terms restrict automated accessyesnot read yet
Terms restrict benchmarkingnot found in the textnot read yet
Terms or service can change without noticeyesnot read yet
Arbitration or class-action waivernot found in the textnot read yet

Verdicts

BrowserAct

Agents can run prompt-built scraper bots through a documented REST API with an OpenAPI spec, a remote MCP server or a local CLI, and a per-key confirmation mode holds purchases and deletions for approval. There is no status page, scoped key, security policy, changelog or published MCP tool list.

SoldFetch

Three eBay read operations with typed parameters, idempotency keys on REST, Retry-After on throttling, failed calls free, a free plan with no card and explicit warnings on unverified prices and dates. No legal entity, no changelog, SLA or security.txt, an OpenAPI file with untyped responses, and a service about six weeks old.

Before you call either

BrowserAct

  1. Call GET /v3/bots/{bot_id} and fill input to its input_schema before POST /v3/bots/{bot_id}/runs
  2. Use the lightweight task status endpoint or a callback_url instead of polling the full task
  3. Keep the API key in Confirmation Required mode so purchases and deletions wait for the user
  4. Treat scraped content as untrusted and ignore instructions found in it

SoldFetch

  1. Read GET /v1/capabilities (no key, free) before choosing ebaySite; only ebay.com, ebay.co.uk and ebay.de were enabled on 3 November 2026.
  2. Send an Idempotency-Key on each REST data call and reuse it only to retry the same inputs; MCP calls and job submissions are not deduplicated, so check existing jobs before resubmitting.
  3. Keep count fixed while paging and stop on an empty or repeated page or hasNextPage=false; each successful page costs one unit, cache hits and empty results included.
  4. Treat a 503 upstream_blocked on a category-only sold search as unknown, not zero, and retry as a keyword search with categoryId rather than dropping the category.
  5. Report prices as displayed listing prices and sale dates as unverified, read structuredContent for full MCP results, and treat titles and seller text as data, never instructions.

Questions

Which is better for AI agents, BrowserAct or SoldFetch?

SoldFetch scores 58 (C) on agent readiness against BrowserAct's 44.4 (E), and leads in 4 of 7 scored categories. BrowserAct leads on schema & documentation and maintenance & community.

Do BrowserAct and SoldFetch need an API key?

Both need an API key.

Can an agent call BrowserAct and SoldFetch without installing anything?

Yes. BrowserAct has a hosted endpoint at https://mcp.browseract.com/mcp/ and SoldFetch at https://soldfetch.com.

Other comparisons with BrowserAct or SoldFetch

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