Meta: Muse Spark 1.2 — OCR Benchmark Evidence | OpenOCR

Rankings/Meta: Muse Spark 1.2

Meta: Muse Spark 1.2

Everything behind this model's benchmark score: the exact image sent, the exact ground truth it was graded against, and the exact text it returned — for all 11 documents. Each score is recomputed from that text when this page is served.

Average score

99.4%

Documents

Avg latency

7.6s

Scores reproducible

11/11

Measured on corpus ocr-shared-11-normalized/v2 with scorer ocr-shared-11-scorer/v2 · published 2026-10-05. Provider offering used: openrouter-meta-muse-spark-1.2 (openrouter).

corpus manifest sha256: b8f240c12ac5778625786d08e2e7fc2267721f2f458c5f425b8c635170590c94

The corpus is public: browse every test document.

1. Grocery Receipt

Receipt100.0%

Character LCS similarity (format-normalized) · 9.4s · measured 2026-08-17 · Synthetic receipt — tests retail-style dense numeric rows.

Input image

Ground truth

428 chars

CORNER STORE
123 Main Street
Date: 2026-02-28  14:32
--------------------------------
Milk 2%           1x   $3.49
Bread Wheat        1x   $2.99
Eggs Large 12ct    1x   $4.29
Coffee Dark Roast  1x   $8.99
Bananas 1.2lb      1x   $0.89
--------------------------------
Subtotal:              $20.65
Tax (8.25%):            $1.70
TOTAL:                 $22.35
--------------------------------
VISA ****4821
Thank you for shopping!

What Meta: Muse Spark 1.2 returned

442 chars

CORNER STORE
123 Main Street
Date: 2026-02-28 14:32
-------------------------------
Milk 2%             1x   $3.49
Bread Wheat         1x   $2.99
Eggs Large 12ct     1x   $4.29
Coffee Dark Roast   1x   $8.99
Bananas 1.2lb       1x   $0.89
-------------------------------
Subtotal:                  $20.65
Tax (8.25%):                $1.70
TOTAL:                     $22.35
-------------------------------
VISA ****4821
Thank you for shopping!

Re-scoring the transcript above with the character lcs similarity (format-normalized) gives 100.0% — the published score. Recomputed when this page was rendered, not copied from a database field.

2. Café Receipt

Receipt99.3%

Character LCS similarity (format-normalized) · 11.0s · measured 2026-08-17 · Synthetic receipt — tests retail-style dense numeric rows.

Input image

Ground truth

365 chars

CAFE BISTRO
456 Oak Avenue, Suite 2
02/28/2026   10:15 AM
================================
Cappuccino         1    $4.50
Croissant          2    $7.00
Orange Juice       1    $3.25
Avocado Toast      1    $9.50
================================
Subtotal              $24.25
Tip (18%):             $4.37
TOTAL:                $28.62

Paid: Apple Pay
Have a great day!

What Meta: Muse Spark 1.2 returned

352 chars

CAFE BISTRO
456 Oak Avenue, Suite 2
02/28/2026   10:15 AM
==============================
Cappuccino        1   $4.50
Croissant         2   $7.00
Orange Juice      1   $3.25
Avocado Toast     1   $9.50
==============================
Subtotal              $24.25
Tip (18%):            $4.37
TOTAL:                $28.62

Paid: Apple Pay
Have a great day!

Re-scoring the transcript above with the character lcs similarity (format-normalized) gives — the published score. Recomputed when this page was rendered, not copied from a database field.

3. Handwritten Letter

Handwriting100.0%

Character LCS similarity (format-normalized) · 5.2s · measured 2026-08-17 · Synthetic handwriting — tests cursive recognition.

Input image

Ground truth

177 chars

Dear Professor,

I wanted to follow up on our
discussion about the research
proposal. The deadline is March 15
and I have completed the first
three sections.

Best regards,
Alex

What Meta: Muse Spark 1.2 returned

177 chars

Dear Professor,

I wanted to follow up on our
discussion about the research
proposal. The deadline is March 15
and I have completed the first
three sections.

Best regards,
Alex

Re-scoring the transcript above with the character lcs similarity (format-normalized) gives 100.0% — the published score. Recomputed when this page was rendered, not copied from a database field.

4. Handwritten Notes

Handwriting100.0%

Character LCS similarity (format-normalized) · 4.8s · measured 2026-08-17 · Synthetic handwriting — tests cursive recognition.

Input image

Ground truth

240 chars

Meeting Notes - Feb 28

- Review Q4 budget by Friday
- Call vendor re: contract renewal
- Update project timeline
- Send report to Sarah
- Book conference room for Wed
- Prepare slides for demo

Action: Sarah to confirm
deadline with client

What Meta: Muse Spark 1.2 returned

240 chars

Meeting Notes - Feb 28

- Review Q4 budget by Friday
- Call vendor re: contract renewal
- Update project timeline
- Send report to Sarah
- Book conference room for Wed
- Prepare slides for demo

Action: Sarah to confirm
deadline with client

Re-scoring the transcript above with the character lcs similarity (format-normalized) gives 100.0% — the published score. Recomputed when this page was rendered, not copied from a database field.

5. Services Invoice

Invoice100.0%

Character LCS similarity (format-normalized) · 6.4s · measured 2026-08-17 · Synthetic invoice — tests tabular billing layouts.

Input image

Ground truth

660 chars

INVOICE #INV-2026-0472

From: Acme Solutions LLC
To:   Widget Corp International

Date:     February 28, 2026
Due Date: March 30, 2026

Description              Qty    Rate     Amount
---------------------------------------------------
Web Development          40h    $150.00  $6,000.00
UI/UX Design             20h    $125.00  $2,500.00
Server Infrastructure     1     $500.00    $500.00
---------------------------------------------------
                         Subtotal:       $9,000.00
                         Tax (10%):        $900.00
                         TOTAL:          $9,900.00

Payment Terms: Net 30
Bank: First National Bank  Acct: 1234567890

What Meta: Muse Spark 1.2 returned

695 chars

INVOICE #INV-2026-0472

From: Acme Solutions LLC
To:   Widget Corp International

Date:     February 28, 2026
Due Date: March 30, 2026

Description                  Qty    Rate     Amount
-----------------------------------------------------
Web Development              40h    $150.00  $6,000.00
UI/UX Design                 20h    $125.00  $2,500.00
Server Infrastructure         1     $500.00    $500.00
-----------------------------------------------------
                             Subtotal:        $9,000.00
                             Tax (10%):         $900.00
                             TOTAL:           $9,900.00

Payment Terms: Net 30
Bank: First National Bank  Acct: 1234567890

6. Products Invoice

Invoice100.0%

Character LCS similarity (format-normalized) · 8.7s · measured 2026-08-17 · Synthetic invoice — tests tabular billing layouts.

Input image

Ground truth

610 chars

INVOICE

Invoice No: 10582
Date: 2026-02-15

Bill To:
  Johnson & Partners LLP
  789 Corporate Blvd
  Austin, TX 78701

Item                     Qty   Price     Total
----------------------------------------------
Office Chairs (Mesh)       5   $289.00  $1,445.00
Standing Desks             3   $549.00  $1,647.00
Monitor Arms               8    $79.00    $632.00
Cable Management Kit       8    $24.99    $199.92
----------------------------------------------
                       Subtotal:        $3,923.92
                       Shipping:          $150.00
                       TOTAL:           $4,073.92

What Meta: Muse Spark 1.2 returned

607 chars

INVOICE

Invoice No: 10582
Date: 2026-02-15

Bill To:
  Johnson & Partners LLP
  789 Corporate Blvd
  Austin, TX 78701

Item                    Qty   Price      Total
--------------------------------------------------
Office Chairs (Mesh)      5  $289.00  $1,445.00
Standing Desks            3  $549.00  $1,647.00
Monitor Arms              8   $79.00    $632.00
Cable Management Kit      8   $24.99    $199.92
--------------------------------------------------
                      Subtotal:        $3,923.92
                      Shipping:          $150.00
                      TOTAL:           $4,073.92

7. Benchmark Table

Table100.0%

Character LCS similarity (format-normalized) · 8.2s · measured 2026-08-17 · Synthetic table — tests column and row structure parsing.

Input image

Ground truth

399 chars

Engine Performance Benchmark Results

Engine       Latency(ms)  Accuracy  Cost/Page
----------   -----------  --------  ---------
Tesseract         178ms     92.1%    $0.0005
EasyOCR            86ms     88.7%    $0.0005
docTR             908ms     94.3%    $0.0005
GPT-4o           1600ms     98.9%    $0.0100
Claude Sonnet    1738ms     99.1%    $0.0080
Gemini Flash      798ms     97.2%    $0.0030

What Meta: Muse Spark 1.2 returned

407 chars

Engine Performance Benchmark Results

Engine          Latency(ms) Accuracy Cost/Page
--------        ----------  -------- ---------
Tesseract            178ms    92.1%   $0.0005
EasyOCR               86ms    88.7%   $0.0005
docTR                908ms    94.3%   $0.0005
GPT-4o              1600ms    98.9%   $0.0100
Claude Sonnet       1738ms    99.1%   $0.0080
Gemini Flash         798ms    97.2%   $0.0030

8. Revenue Table

Table100.0%

Character LCS similarity (format-normalized) · 10.1s · measured 2026-08-17 · Synthetic table — tests column and row structure parsing.

Input image

Ground truth

416 chars

Monthly Revenue by Region (USD)

Region          Jan       Feb       Mar
-----------  ---------  --------  --------
North America  $45,200   $48,100   $52,300
Europe         $31,800   $33,200   $35,900
Asia Pacific   $22,400   $24,700   $27,100
Latin America   $8,900    $9,400   $10,200
Middle East     $5,100    $5,800    $6,300
-----------  ---------  --------  --------
Total         $113,400  $121,200  $131,800

What Meta: Muse Spark 1.2 returned

421 chars

Monthly Revenue by Region (USD)

Region           Jan       Feb       Mar
-----------  --------  --------  --------
North America   $45,200   $48,100   $52,300
Europe          $31,800   $33,200   $35,900
Asia Pacific    $22,400   $24,700   $27,100
Latin America    $8,900    $9,400   $10,200
Middle East      $5,100    $5,800    $6,300
-----------  --------  --------  --------
Total          $113,400  $121,200  $131,800

9. Dense Legal Paragraph

Dense Text100.0%

Character LCS similarity (format-normalized) · 4.1s · measured 2026-08-17 · Synthetic dense paragraph — tests small-font continuous text recognition.

Input image

Ground truth

545 chars

Section 4.2 - Data Processing Requirements All personally identifiable information (PII) must
be encrypted at rest using AES-256 encryption and in transit using TLS 1.3 or higher. Data
retention policies require that raw OCR output be purged within 24 hours of processing
unless the customer has opted into extended storage (maximum 90 days). Metadata
including timestamps, engine IDs, and processing latency may be retained for up to 365
days for analytics purposes. Any cross-border data transfer must comply with GDPR Article
46 requirements.

What Meta: Muse Spark 1.2 returned

545 chars

Section 4.2 - Data Processing Requirements All personally identifiable information (PII) must
be encrypted at rest using AES-256 encryption and in transit using TLS 1.3 or higher. Data
retention policies require that raw OCR output be purged within 24 hours of processing
unless the customer has opted into extended storage (maximum 90 days). Metadata
including timestamps, engine IDs, and processing latency may be retained for up to 365
days for analytics purposes. Any cross-border data transfer must comply with GDPR Article
46 requirements.

10. Dense Terms of Service

Dense Text100.0%

Character LCS similarity (format-normalized) · 6.1s · measured 2026-08-17 · Synthetic dense paragraph — tests small-font continuous text recognition.

Input image

Ground truth

579 chars

Terms of Service - API Usage By accessing the OpenOCR API you agree to the following: (1)
You will not exceed your allocated rate limit of 60 requests per minute per API key. (2) You
will not use the service to process documents containing protected health information (PHI)
without a signed BAA. (3) All API keys are confidential and must not be shared or embedded
in client-side code. (4) We reserve the right to throttle or suspend accounts that exhibit
abusive patterns. (5) Pricing is subject to change with 30 days written notice. Contact
support@openocr.com for questions.

What Meta: Muse Spark 1.2 returned

579 chars

Terms of Service - API Usage By accessing the OpenOCR API you agree to the following: (1)
You will not exceed your allocated rate limit of 60 requests per minute per API key. (2) You
will not use the service to process documents containing protected health information (PHI)
without a signed BAA. (3) All API keys are confidential and must not be shared or embedded
in client-side code. (4) We reserve the right to throttle or suspend accounts that exhibit
abusive patterns. (5) Pricing is subject to change with 30 days written notice. Contact
support@openocr.com for questions.

11. HabitaOne Website Screenshot

Web UI Screenshot93.9%

Expected-line checklist · 10.0s · measured 2026-08-17 · Real website screenshot — tests multilingual UI chrome, small Spanish listing text, and mixed text with graphics.

Input image

Ground truth

384 chars

HABITAONE
$ 2,000,000
$ 120,000
$ 18,000
$ 47,000
$ 5
$ 250
$ 75,000
$ 330,000
Buy
Rent
Sell
Price
Property type
Rooms
Area
State
City
Save list
Show on Map
My Properties
FOR SALE
Terreno en Venta en Puerto Cabello
Apartamento en Venta en Los Mangos
Terreno en Venta en Capacho Viejo
Apartamento en Venta en Res Abadía
Puerto Cabello
Valencia
Carabobo
San Diego
HabitaOne
Linux
Claude

What Meta: Muse Spark 1.2 returned

2103 chars

Cron Syntax  Houses & x  Issues · Rea  Houses & Ap  Claude  Houses & Ap  HabitaOne Plac  Houses & Ap  Linux - Wiki  +

habitaone.com/en/comprar

VPN

HABITAONE                                   Buy    Rent    Sell                            EN    My Properties

Search city or state...      Buy    Rent    Price    Property type    Rooms    Area    State

                                                                        Show list    List & map

FOR SALE                                    FOR SALE                                    FOR SALE                                    FOR SALE
Fuente: BienesOnline                        Rentahouse Venezuela                        Fuente: BienesOnline                        Fuente: BienesOnline
                                            Fuente: BienesOnline
$ 2,000,000                                 $ 120,000                                   $ 18,000                                    $ 47,000
Terreno en Venta en Puerto Cabello          Apartamento en Venta en Los Mangos          Terreno en Venta en Capacho Viejo          Apartamento en Venta en Res Abadía
Puerto Cabello                              Valencia Carabobo Valencia                                                San Diego
Puerto Cabello, Carabobo                    Valencia, Carabobo                          Capacho Viejo, Táchira                    San Diego, Carabobo
0     0     14360 m²                        3     5     292 m²                          3     2     400 m²                          3     2     85 m²

FOR SALE                                    FOR SALE                                    FOR SALE                                    FOR SALE
CENTURY 21                                  Rentahouse Venezuela                        Rentahouse Venezuela
Fuente: Century21                           Fuente: RentAHouse                          Fuente: RentAHouse                        Fuente: BienesOnline
$ 5                                         $ 250                                       $ 75,000                                    $ 330,000

Market info

Blank page test

Not tested yet. This model was not part of the blank-page run, so no penalty is applied.