Mathpix via Locus MPP

Compliance Checks

✓ All paid ops declare 402 response MUST 10pt

✓ All x-payment-info valid MUST 10pt

✓ Challenge has Cache-Control: no-store MUST 5pt

✗ Challenge digest on POST SHOULD 3pt

✓ Challenge has expires SHOULD 3pt

✓ Challenge has Problem Details SHOULD 2pt

✓ Challenge has required params MUST 5pt

✓ Challenge has WWW-Authenticate MUST 5pt

✓ Challenge returns 402 MUST 10pt

✓ Correct Content-Type MUST 5pt

✓ Has Cache-Control on discovery SHOULD 5pt

✓ Has input schemas SHOULD 5pt

✓ Has llms.txt SHOULD 5pt

✓ Has /openapi.json at root MUST 10pt

✓ Has required top-level fields MUST 10pt

✓ Served over HTTPS MUST 10pt

✗ Uses standard categories SHOULD 2pt

1 issue

POST endpoint challenge missing digest parameter (SHOULD per spec)

Paid Operations (2)

POST /mathpix/process-image 0.005 USDC.e

Process Image

Amount: 0.005 (raw 5000)
Currency: USDC.e
Method: tempo
Intent: charge
402 Declared: Yes

Input Schema

Field	Type	Required	Description
confidence_threshold	number	No	Minimum confidence (0–1) before returning an error.
formats	string	No	Output formats to return: "text", "data", "html", "latex_styled". Defaults to ["text"].
idiomatic_eqn_arrays	boolean	No	Use aligned/gathered instead of array environments. Default: false.
include_line_data	boolean	No	Return line-by-line segmentation data.
include_smiles	boolean	No	Enable chemistry diagram OCR (returns SMILES notation).
include_word_data	boolean	No	Return word-level segmentation data.
math_display_delimiters	string	No	Custom display math delimiters, e.g. ["$$", "$$"]. Default: ["\\[", "\\]"].
math_inline_delimiters	string	No	Custom inline math delimiters, e.g. ["$", "$"]. Default: ["\$", "\$"].
region	string	No	Pixel region to process: { x1, y1, x2, y2 } coordinates.
rm_fonts	boolean	No	Strip font commands like \mathbf. Default: false.
rm_spaces	boolean	No	Remove extra whitespace from equations. Default: true.
src	string	Yes	Image URL (http/https) or base64-encoded image (data:image/...;base64,...)

POST /mathpix/process-strokes 0.013 USDC.e

Process Strokes

Amount: 0.013 (raw 13000)
Currency: USDC.e
Method: tempo
Intent: charge
402 Declared: Yes

Input Schema

Field	Type	Required	Description
formats	string	No	Output formats: "text", "data", "html", "latex_styled".
math_display_delimiters	string	No	Custom display math delimiters.
math_inline_delimiters	string	No	Custom inline math delimiters.
metadata	string	No	Custom key-value metadata, e.g. { improve_mathpix: true }.
rm_fonts	boolean	No	Strip font commands. Default: false.
rm_spaces	boolean	No	Remove extra whitespace from equations. Default: true.
strokes	string	Yes	Stroke data: { x: [[x1, x2, ...], ...], y: [[y1, y2, ...], ...] } — arrays of coordinate arrays per stroke.

Payment Methods

Methods: tempo
Intents: charge
Currencies (discovery): USDC.e
Currency (challenge): USDC.e on Tempo (Tempo)
Multiple Challenges: No

Recipients

0x060b0fB0Be9d90557577B3AEE480711067149Ff0

Per-endpoint breakdown

POST /mathpix/process-image: 0x060b0fB0Be9d90557577B3AEE480711067149Ff0
POST /mathpix/process-strokes: 0x060b0fB0Be9d90557577B3AEE480711067149Ff0

Security

TLS Version: TLSv1.3
Challenge ID Unique: -
Challenge ID Length: -
Digest Binding: -

Uptime

Discovery: Reachable (1617ms)
Challenge: Reachable (614ms)
Last Checked: 2026-04-07T19:48:36Z

Schema Completeness

Paid Operations: 2
With Input Schema: 2
With Description: 2

Documentation

Homepage: https://mathpix.com
API Reference: https://docs.mathpix.com
llms.txt: https://beta.paywithlocus.com/mpp/mathpix.md reachable

Discovery

OpenAPI URL: https://mathpix.mpp.paywithlocus.com/openapi.json
OpenAPI Version: 3.1.0
Service Version: 1.0.0
Document Size: 3310 bytes
Document Hash: 4ebabff5d283d2c57c68bb8744256e939ee7ee7948958ad8bb5920e1a214d387

Version History (2 snapshots)

Scan snapshots

Date	Grade	Score	Response	Status
2026-04-06	A	95%	714ms	Up
2026-04-07	A	95%	505ms	Up