B2B OUTBOUND & ADVISORY · CLAUDE MCP + BYOK
Empra enriched, qualified, and personalized 18,400 B2B accounts across 8 client mandates at 0% AI markup.
How London outbound and fundraising firm Empra runs 18,400-account research, Decision Mode ICP scoring, and 1-to-1 Hosted Links market maps inside Claude MCP and Google Sheets without Clay credit tiers.
Claude MCP + Google SheetsROWS
18,400
SPEED
18 min / batch
COST
$323.50
empra.ioOUTCOME SUMMARY · EXECUTION STACK
Claude MCP
Anthropic BYOK
Google Sheets
$323.50 + raw BYOK tokensCHALLENGE · BEFORE SORZIO
- Running 8 parallel B2B outbound and investor mandates required stitching four separate scraping, verification, and AI tools.
- Bundled credit platforms billed full inference markups on every row and charged even when domains parked or bounced.
OUTCOME · SUCCEEDED ROWS ONLY
- Previewed 10 rows in Claude MCP, gated 16,500 live domains with Decision Mode, and ran BYOK openers at 0% Sorzio markup.
- Published 9,640 1-to-1 Hosted Links market maps for $0 upfront, paying $0.15 only on 640 verified human opens.
What changed after the first run.
3.6xHigher positive reply rate on cold campaignsGrounded 6-page research paired with 1-to-1 Hosted Links market maps
0%Sorzio markup on 9,640 generative AI openersEncrypted Anthropic and OpenAI BYOK keys on Scale ($99/mo)
$0Upfront cost to publish 9,640 Hosted Links640 verified buyer opens billed $96.00 total at $0.15 per open
EXACT FLOW & COST MATH
Step-by-step run receipt.
01
6-page Website Enrich
Auto Website Enrich (homepage, about, products, case studies, pricing, careers)
Pulled pricing model, customer proof, and open engineering or sales roles into Hosted Lists in one pass.
VOLUME
18,400 domains (16,500 live succeeded; 1,900 dead skipped at $0)
RATE
$0.006 / URL
LINE TOTAL
$99.00
02
Decision Mode ICP Gate
typesafe-ai/jev-1.14.0 calibrated 3-way routing (keep / reject / unsure)
Filtered out consultancies and off-thesis companies before running email checks or copy generation.
VOLUME
16,500 live accounts > 11,200 keep, 5,300 stopped
RATE
$1.00 / 1,000 rows
LINE TOTAL
$16.50
03
SMTP Verification + Zero-Markup BYOK Openers
No2Bounce ($0.01/email) + Claude MCP grounded synthesis on encrypted BYOK
Quarantined risky catch-alls and generated verified openers on Empra's own Anthropic key at $0 Sorzio AI fee.
VOLUME
11,200 checked > 9,640 deliverable openers
RATE
$0.01 verify · 0% AI markup
LINE TOTAL
$112.00
04
1-to-1 Hosted Links Market Maps
Personalized prospect microsites ($0 publish, $0.15 first human open)
Security bots and Slack link previews cost $0.00; repeat internal forwards stayed free.
VOLUME
9,640 published > 640 verified human opens
RATE
$0 publish · $0.15 / open
LINE TOTAL
$96.00
“We built Sorzio because our own outbound mandates outgrew stitched CSV workflows and 5x AI credit markups. Testing 10 rows in Claude MCP, gating 18,400 accounts for pennies, and paying zero markup on our own keys cut campaign prep from two days to 18 minutes.”
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Start with $20 of free credit.
- Cost shown before every step
- Pay only for rows that succeed
- Google Sheets, Claude and ChatGPT